diff --git a/cmd/otelcontribcol/go.mod b/cmd/otelcontribcol/go.mod
index 3191d144368c..02c6c759ec83 100644
--- a/cmd/otelcontribcol/go.mod
+++ b/cmd/otelcontribcol/go.mod
@@ -4,7 +4,7 @@ module github.com/open-telemetry/opentelemetry-collector-contrib/cmd/otelcontrib
 
 go 1.21
 
-toolchain go1.21.7
+toolchain go1.21.5
 
 require (
 	github.com/open-telemetry/opentelemetry-collector-contrib/connector/countconnector v0.94.0
diff --git a/cmd/oteltestbedcol/go.mod b/cmd/oteltestbedcol/go.mod
index 8c61c3ec43a7..be77a44f5a81 100644
--- a/cmd/oteltestbedcol/go.mod
+++ b/cmd/oteltestbedcol/go.mod
@@ -4,7 +4,7 @@ module github.com/open-telemetry/opentelemetry-collector-contrib/cmd/oteltestbed
 
 go 1.21
 
-toolchain go1.21.7
+toolchain go1.21.5
 
 require (
 	github.com/open-telemetry/opentelemetry-collector-contrib/exporter/carbonexporter v0.94.0