diff --git a/backend/Cargo.lock b/backend/Cargo.lock
index 2170eaf760..30ba46c4c1 100644
--- a/backend/Cargo.lock
+++ b/backend/Cargo.lock
@@ -39,7 +39,7 @@ version = "0.7.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9e8b47f52ea9bae42228d07ec09eb676433d7c4ed1ebdf0f1d1c29ed446f1ab8"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "cipher",
  "cpufeatures",
  "opaque-debug",
@@ -62,7 +62,7 @@ version = "0.8.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e89da841a80418a9b391ebaea17f5c112ffaaa96f621d2c285b5174da76b9011"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "const-random",
  "getrandom 0.2.15",
  "once_cell",
@@ -986,7 +986,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8d82cb332cdfaed17ae235a638438ac4d4839913cc2af585c3c6746e8f8bee1a"
 dependencies = [
  "addr2line",
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
  "miniz_oxide 0.8.2",
  "object",
@@ -1210,7 +1210,7 @@ dependencies = [
  "arrayref",
  "arrayvec",
  "cc",
- "cfg-if 1.0.0",
+ "cfg-if",
  "constant_time_eq",
 ]
 
@@ -1554,12 +1554,6 @@ dependencies = [
  "nom",
 ]
 
-[[package]]
-name = "cfg-if"
-version = "0.1.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
-
 [[package]]
 name = "cfg-if"
 version = "1.0.0"
@@ -1750,7 +1744,7 @@ version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a06aeb73f470f66dcdbf7223caeebb85984942f22f1adb2a088cf9668146bbbc"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "wasm-bindgen",
 ]
 
@@ -1914,7 +1908,7 @@ version = "1.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a97769d94ddab943e4510d138150169a2758b5ef3eb191a9ee688de3e23ef7b3"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
 ]
 
 [[package]]
@@ -2048,7 +2042,7 @@ version = "4.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "97fb8b7c4503de7d6ae7b42ab72a5a59857b4c937ec27a3d4539dba95b5ab2be"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "cpufeatures",
  "curve25519-dalek-derive",
  "digest 0.10.7",
@@ -2145,7 +2139,7 @@ version = "5.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "978747c1d849a7d2ee5e8adc0159961c48fb7e5db2f06af6723b80123bb53856"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "hashbrown 0.14.5",
  "lock_api",
  "once_cell",
@@ -2908,7 +2902,7 @@ version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b98cf8ebf19c3d1b223e151f99a4f9f0690dca41414773390fc824184ac833e1"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "dirs-sys-next",
 ]
 
@@ -3121,7 +3115,7 @@ version = "0.8.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7268b386296a025e474d5140678f75d6de9493ae55a5d709eeb9dd08149945e1"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
 ]
 
 [[package]]
@@ -3172,15 +3166,6 @@ dependencies = [
  "windows-sys 0.59.0",
 ]
 
-[[package]]
-name = "error-chain"
-version = "0.12.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d2f06b9cac1506ece98fe3231e3cc9c4410ec3d5b1f24ae1c8946f0742cdefc"
-dependencies = [
- "version_check",
-]
-
 [[package]]
 name = "error_reporter"
 version = "1.0.0"
@@ -3202,7 +3187,7 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "136d1b5283a1ab77bd9257427ffd09d8667ced0570b6f938942bc7568ed5b943"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "home",
  "windows-sys 0.48.0",
 ]
@@ -3273,7 +3258,7 @@ version = "0.2.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "35c0522e981e68cbfa8c3f978441a5f34b30b96e146b33cd3359176b50fe8586"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
  "libredox",
  "windows-sys 0.59.0",
@@ -3759,7 +3744,7 @@ version = "0.1.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8fc3cb4d91f53b50155bdcfd23f6a4c39ae1969c2ae85982b135750cccaf5fce"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
  "wasi 0.9.0+wasi-snapshot-preview1",
 ]
@@ -3770,7 +3755,7 @@ version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c4567c8db10ae91089c99af84c68c38da3ec2f087c3f82960bcdbf3656b6f4d7"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "js-sys",
  "libc",
  "wasi 0.11.0+wasi-snapshot-preview1",
@@ -3911,7 +3896,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6dd08c532ae367adf81c312a4580bc67f1d0fe8bc9c460520283f4c0ff277888"
 dependencies = [
  "bytemuck",
- "cfg-if 1.0.0",
+ "cfg-if",
  "crunchy",
  "num-traits",
  "rand 0.8.5",
@@ -4014,7 +3999,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "447afdcdb8afb9d0a852af6dc65d9b285ce720ed7a59e42a8bf2e931c67bc1b5"
 dependencies = [
  "async-trait",
- "cfg-if 1.0.0",
+ "cfg-if",
  "data-encoding",
  "enum-as-inner",
  "futures-channel",
@@ -4038,7 +4023,7 @@ version = "0.24.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0a2e2aba9c389ce5267d31cf1e4dace82390ae276b0b364ea55630b1fa1b44b4"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "futures-util",
  "hickory-proto",
  "ipconfig",
@@ -4600,7 +4585,7 @@ version = "0.1.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e0242819d153cba4b4b05a5a8f2a7e9bbf97b6055b2a002b395c96b5ff3c0222"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "js-sys",
  "wasm-bindgen",
  "web-sys",
@@ -4861,7 +4846,7 @@ version = "0.8.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc2f4eb4bc735547cfed7c0a4922cbd04a4655978c09b54f1f7b228750664c34"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "windows-targets 0.52.6",
 ]
 
@@ -5175,7 +5160,7 @@ version = "0.10.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d89e7ee0cfbedfc4da3340218492196241d89eefb6dab27de5df917a6d2e78cf"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "digest 0.10.7",
 ]
 
@@ -5420,19 +5405,6 @@ version = "1.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "650eef8c711430f1a879fdd01d4745a7deea475becfb90269c06775983bbf086"
 
-[[package]]
-name = "nix"
-version = "0.17.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "50e4785f2c3b7589a0d0c1dd60285e1188adac4006e8abd6dd578e1567027363"
-dependencies = [
- "bitflags 1.3.2",
- "cc",
- "cfg-if 0.1.10",
- "libc",
- "void",
-]
-
 [[package]]
 name = "nix"
 version = "0.27.1"
@@ -5440,7 +5412,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2eb04e9c688eff1c89d72b407f168cf79bb9e867a9d3323ed6c01519eb9cc053"
 dependencies = [
  "bitflags 2.6.0",
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
 ]
 
@@ -5660,18 +5632,6 @@ dependencies = [
  "walkdir",
 ]
 
-[[package]]
-name = "ofiles"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c6d996a29712d694df329d19f0e18632466a42c9de4aab73dca087a1a4c1bd7d"
-dependencies = [
- "error-chain",
- "glob",
- "log",
- "nix 0.17.0",
-]
-
 [[package]]
 name = "once_cell"
 version = "1.20.2"
@@ -5761,7 +5721,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6174bc48f102d208783c2c84bf931bb75927a617866870de8a4ea85597f871f5"
 dependencies = [
  "bitflags 2.6.0",
- "cfg-if 1.0.0",
+ "cfg-if",
  "foreign-types",
  "libc",
  "once_cell",
@@ -5980,7 +5940,7 @@ version = "0.9.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1e401f977ab385c9e4e3ab30627d6f26d00e2c73eef317493c4ec6d468726cf8"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
  "redox_syscall 0.5.8",
  "smallvec",
@@ -6473,7 +6433,7 @@ version = "0.13.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3d33c28a30771f7f96db69893f78b857f7450d7e0237e9c8fc6427a81bae7ed1"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "fnv",
  "lazy_static",
  "memchr",
@@ -7099,7 +7059,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c17fa4cb658e3583423e915b9f3acc01cceaee1860e33d59ebae66adc3a2dc0d"
 dependencies = [
  "cc",
- "cfg-if 1.0.0",
+ "cfg-if",
  "getrandom 0.2.15",
  "libc",
  "spin 0.9.8",
@@ -7897,7 +7857,7 @@ version = "0.10.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e3bf829a2d51ab4a5ddf1352d8470c140cadc8301b2ae1789db023f01cedd6ba"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "cpufeatures",
  "digest 0.10.7",
 ]
@@ -7909,7 +7869,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4d58a1e1bf39749807d89cf2d98ac2dfa0ff1cb3faa38fbb64dd88ac8013d800"
 dependencies = [
  "block-buffer 0.9.0",
- "cfg-if 1.0.0",
+ "cfg-if",
  "cpufeatures",
  "digest 0.9.0",
  "opaque-debug",
@@ -7921,7 +7881,7 @@ version = "0.10.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "793db75ad2bcafc3ffa7c68b215fee268f537982cd901d132f89c6343f3a3dc8"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "cpufeatures",
  "digest 0.10.7",
 ]
@@ -8442,7 +8402,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "799c883d55abdb5e98af1a7b3f23b9b6de8ecada0ecac058672d7635eb48ca7b"
 dependencies = [
  "cc",
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
  "psm",
  "windows-sys 0.59.0",
@@ -8602,7 +8562,7 @@ checksum = "12d0a8eaaf1606c9207077d75828008cb2dfb51b095a766bd2b72ef893576e31"
 dependencies = [
  "ast_node",
  "better_scoped_tls",
- "cfg-if 1.0.0",
+ "cfg-if",
  "either",
  "from_variant",
  "new_debug_unreachable",
@@ -9190,7 +9150,7 @@ version = "3.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "28cce251fcbc87fac86a866eeb0d6c2d536fc16d06f184bb61aeae11aa4cee0c"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "fastrand 2.3.0",
  "once_cell",
  "rustix",
@@ -9261,7 +9221,7 @@ version = "1.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8b9ef9bad013ada3808854ceac7b46812a6465ba368859a37e2100283d2d719c"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "once_cell",
 ]
 
@@ -10029,7 +9989,7 @@ version = "1.6.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "97fee6b57c6a41524a810daee9286c02d7752c4253064d0b05472833a438f675"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "rand 0.8.5",
  "static_assertions",
 ]
@@ -10423,12 +10383,6 @@ version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
 
-[[package]]
-name = "void"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a02e4885ed3bc0f2de90ea6dd45ebcbb66dacffe03547fadbb0eeae2770887d"
-
 [[package]]
 name = "vsimd"
 version = "0.8.0"
@@ -10484,7 +10438,7 @@ version = "0.2.92"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4be2531df63900aeb2bca0daaaddec08491ee64ceecbee5076636a3b026795a8"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "wasm-bindgen-macro",
 ]
 
@@ -10509,7 +10463,7 @@ version = "0.4.42"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "76bc14366121efc8dbb487ab05bcc9d346b3b5ec0eaa76e46594cabbe51762c0"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "js-sys",
  "wasm-bindgen",
  "web-sys",
@@ -11236,9 +11190,8 @@ dependencies = [
  "mappable-rc",
  "mysql_async",
  "native-tls",
- "nix 0.27.1",
+ "nix",
  "object_store",
- "ofiles",
  "once_cell",
  "opentelemetry",
  "pem 3.0.4",
@@ -11490,7 +11443,7 @@ version = "0.50.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "524e57b2c537c0f9b1e69f1965311ec12182b4122e45035b1508cd24d2adadb1"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "windows-sys 0.48.0",
 ]
 
diff --git a/backend/Cargo.toml b/backend/Cargo.toml
index aa3d440e21..8e86f63caf 100644
--- a/backend/Cargo.toml
+++ b/backend/Cargo.toml
@@ -199,7 +199,6 @@ json-pointer = "^0"
 itertools = "^0"
 regex = "^1"
 semver = "^1"
-ofiles = "0.2.0"
 
 deno_fetch = "0.203.0"
 deno_tls = "0.166.0"
diff --git a/backend/windmill-worker/Cargo.toml b/backend/windmill-worker/Cargo.toml
index b29c1691ac..890d3f3a70 100644
--- a/backend/windmill-worker/Cargo.toml
+++ b/backend/windmill-worker/Cargo.toml
@@ -69,7 +69,6 @@ dyn-iter.workspace = true
 once_cell.workspace = true
 tokio-postgres.workspace = true
 bit-vec.workspace = true
-ofiles.workspace = true
 deno_fetch = { workspace = true, optional = true }
 deno_webidl = { workspace = true, optional = true }
 deno_web = { workspace = true, optional = true }
diff --git a/backend/windmill-worker/src/python_executor.rs b/backend/windmill-worker/src/python_executor.rs
index 34f313e653..4e3094db84 100644
--- a/backend/windmill-worker/src/python_executor.rs
+++ b/backend/windmill-worker/src/python_executor.rs
@@ -15,7 +15,7 @@ use tokio::{
     fs::{metadata, DirBuilder, File},
     io::AsyncReadExt,
     process::Command,
-    sync::Semaphore,
+    sync::{RwLock, Semaphore},
     task,
 };
 use uuid::Uuid;
@@ -35,6 +35,8 @@ use windmill_common::variables::get_secret_value_as_admin;
 use windmill_queue::{append_logs, CanceledBy};
 
 lazy_static::lazy_static! {
+    static ref BUSY_VENV_P: RwLock<HashSet<String>> = RwLock::new(HashSet::new());
+
     static ref PYTHON_PATH: String =
     std::env::var("PYTHON_PATH").unwrap_or_else(|_| "/usr/local/bin/python3".to_string());
 
@@ -1482,15 +1484,7 @@ pub async fn handle_python_reqs(
             "{py_prefix}/{}",
             req.replace(' ', "").replace('/', "").replace(':', "")
         );
-        if metadata(&venv_p).await.is_ok()
-            // Check if venv_p/.lock is in use 
-            // If it is, it is better to wait for it's release and check if wheel has been installed after
-            && ofiles::opath(venv_p.clone() + "/.lock")
-                .unwrap_or_else(|e| {
-                    tracing::error!("Failed to check if any PID has {}/.lock open: {e}", &venv_p);
-                    vec![]
-                })
-                .is_empty()
+        if metadata(&venv_p).await.is_ok() && !BUSY_VENV_P.read().await.contains(&venv_p)
         {
             // If dir exists or .lock is held skip installation and push path to output
             req_paths.push(venv_p);
@@ -1710,6 +1704,7 @@ pub async fn handle_python_reqs(
             );
 
             let start = std::time::Instant::now();
+            BUSY_VENV_P.write().await.insert(venv_p.clone());
             #[cfg(all(feature = "enterprise", feature = "parquet", unix))]
             if is_not_pro {
                 if let Some(os) = OBJECT_STORE_CACHE_SETTINGS.read().await.clone() {
@@ -1887,8 +1882,9 @@ pub async fn handle_python_reqs(
                 );
             }
         } else {
-            req_paths.push(venv_p);
+            req_paths.push(venv_p.clone());
         }
+        BUSY_VENV_P.write().await.remove(&venv_p);
     }
 
     if has_work {