diff --git a/.github/workflows/rust_duplicate_deps.yml b/.github/workflows/rust_duplicate_deps.yml
index 7b3ae46e1..49f085310 100644
--- a/.github/workflows/rust_duplicate_deps.yml
+++ b/.github/workflows/rust_duplicate_deps.yml
@@ -101,8 +101,10 @@ jobs:
               # Repo-relative path to the offending Cargo.toml, and the line to change.
               cargo_path="$dir/Cargo.toml"
               cargo_line=$(grep -nE "^$crate[[:space:]]*=" Cargo.toml | head -1)
-              cur=$(printf '%s' "$cargo_line" | grep -oE '[0-9][0-9.]+' | head -1)
               lineno=$(printf '%s' "$cargo_line" | cut -d: -f1)
+              # Strip grep -n's "N:" line-number prefix before reading the
+              # version, otherwise the line number is misread as the version.
+              cur=$(printf '%s' "${cargo_line#*:}" | grep -oE '[0-9][0-9.]+' | head -1)
 
               echo "::error::$crate versions aren't consistent. Fix: pin it to $want in $cargo_path."
               echo "In $cargo_path line $lineno, change"
diff --git a/AwsEncryptionSDK/runtimes/rust/Cargo.toml b/AwsEncryptionSDK/runtimes/rust/Cargo.toml
index 5fa841462..d4d81e12e 100644
--- a/AwsEncryptionSDK/runtimes/rust/Cargo.toml
+++ b/AwsEncryptionSDK/runtimes/rust/Cargo.toml
@@ -17,7 +17,7 @@ readme = "README.md"
 [dependencies]
 aws-config = "1.8.12"
 aws-lc-rs = {version = "1.18.0"}
-aws-lc-sys = { version = "0.44", optional = true }
+aws-lc-sys = { version = "0.45.0", optional = true }
 aws-lc-fips-sys = { version = "0.14.1", optional = true }
 aws-sdk-dynamodb = "1.103.0"
 aws-sdk-kms = "1.98.0"
diff --git a/TestVectors/runtimes/rust/Cargo.toml b/TestVectors/runtimes/rust/Cargo.toml
index 55a425e8a..ee1ba813a 100644
--- a/TestVectors/runtimes/rust/Cargo.toml
+++ b/TestVectors/runtimes/rust/Cargo.toml
@@ -12,7 +12,7 @@ readme = "README.md"
 [dependencies]
 aws-config = "1.8.12"
 aws-lc-rs = {version = "1.18.0"}
-aws-lc-sys = { version = "0.44", optional = true }
+aws-lc-sys = { version = "0.45.0", optional = true }
 aws-lc-fips-sys = { version = "0.14.1", optional = true }
 aws-sdk-dynamodb = "1.103.0"
 aws-sdk-kms = "1.98.0"