diff --git a/Cargo.lock b/Cargo.lock
index 2e818f3f4b..74b32d20e3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1616,7 +1616,7 @@ dependencies = [
 [[package]]
 name = "rust-s3"
 version = "0.27.0-beta1"
-source = "git+https://github.com/hlinnaka/rust-s3#7f15a24ec7daa0a5d9516da706212745f9042818"
+source = "git+https://github.com/hlinnaka/rust-s3?rev=7f15a24ec7daa0a5d9516da706212745f9042818#7f15a24ec7daa0a5d9516da706212745f9042818"
 dependencies = [
  "async-std",
  "async-trait",
diff --git a/pageserver/Cargo.toml b/pageserver/Cargo.toml
index 5da883d81a..7f0b31e20c 100644
--- a/pageserver/Cargo.toml
+++ b/pageserver/Cargo.toml
@@ -26,7 +26,7 @@ clap = "2.33.0"
 termion = "1.5.6"
 tui = "0.14.0"
 daemonize = "0.4.1"
-rust-s3 = { git = "https://github.com/hlinnaka/rust-s3", features = ["no-verify-ssl"] }
+rust-s3 = { git = "https://github.com/hlinnaka/rust-s3", rev="7f15a24ec7daa0a5d9516da706212745f9042818", features = ["no-verify-ssl"] }
 tokio = { version = "1.3.0", features = ["full"] }
 tokio-stream = { version = "0.1.4" }
 tokio-postgres = { git = "https://github.com/zenithdb/rust-postgres.git", rev="a0d067b66447951d1276a53fb09886539c3fa094" }
diff --git a/walkeeper/Cargo.toml b/walkeeper/Cargo.toml
index 21e49bb096..98c63c434f 100644
--- a/walkeeper/Cargo.toml
+++ b/walkeeper/Cargo.toml
@@ -26,7 +26,7 @@ clap = "2.33.0"
 termion = "1.5.6"
 tui = "0.14.0"
 daemonize = "0.4.1"
-rust-s3 = { git = "https://github.com/hlinnaka/rust-s3", features = ["no-verify-ssl"] }
+rust-s3 = { git = "https://github.com/hlinnaka/rust-s3", rev="7f15a24ec7daa0a5d9516da706212745f9042818", features = ["no-verify-ssl"] }
 tokio = { version = "1.3.0", features = ["full"] }
 tokio-stream = { version = "0.1.4" }
 tokio-postgres = { git = "https://github.com/zenithdb/rust-postgres.git", rev="a0d067b66447951d1276a53fb09886539c3fa094" }