diff --git a/backend/Cargo.lock b/backend/Cargo.lock
index 26b78dab9f..6949f3526c 100644
--- a/backend/Cargo.lock
+++ b/backend/Cargo.lock
@@ -5088,9 +5088,9 @@ dependencies = [
 
 [[package]]
 name = "malachite"
-version = "0.4.21"
+version = "0.4.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fb64bb3a238dcba5765db7baaca4be7917041de5a3c74701f1de12ee74bc107d"
+checksum = "4a6ecab92657eb234bfe98abd0b17920772c6b14ce69256950142e2eb36d000b"
 dependencies = [
  "malachite-base",
  "malachite-nz",
@@ -11234,6 +11234,8 @@ dependencies = [
  "async-recursion",
  "itertools 0.14.0",
  "lazy_static",
+ "malachite",
+ "malachite-bigint",
  "phf",
  "regex",
  "regex-lite",
diff --git a/backend/Cargo.toml b/backend/Cargo.toml
index 957c73a7dd..5aad37d5c0 100644
--- a/backend/Cargo.toml
+++ b/backend/Cargo.toml
@@ -191,6 +191,8 @@ rand = "^0"
 rand_core = { version = "^0", features = ["std"] }
 magic-crypt = "^3"
 git-version = "^0"
+malachite = "=0.4.18"
+malachite-bigint = "=0.2.0"
 rustpython-parser = "^0"
 php-parser-rs = { git = "https://github.com/php-rust-tools/parser", rev = "ec4cb411dec09450946ef57920b7ffced7f6495d" }
 cron = "^0"
diff --git a/backend/parsers/windmill-parser-py-imports/Cargo.toml b/backend/parsers/windmill-parser-py-imports/Cargo.toml
index 078b15418b..7bc558f9c0 100644
--- a/backend/parsers/windmill-parser-py-imports/Cargo.toml
+++ b/backend/parsers/windmill-parser-py-imports/Cargo.toml
@@ -18,6 +18,8 @@ regex.workspace = true
 windmill-parser.workspace = true
 windmill-common.workspace = true
 rustpython-parser.workspace = true
+malachite.workspace = true
+malachite-bigint.workspace = true
 phf.workspace = true
 itertools.workspace = true
 serde_json.workspace = true