diff --git a/pkgs/tools/misc/opentelemetry-collector/builder.nix b/pkgs/tools/misc/opentelemetry-collector/builder.nix
index 07321936cc77..d74d17f335e5 100644
--- a/pkgs/tools/misc/opentelemetry-collector/builder.nix
+++ b/pkgs/tools/misc/opentelemetry-collector/builder.nix
@@ -7,17 +7,17 @@ buildGoModule rec {
   pname = "ocb";
   # Also update `pkgs/tools/misc/opentelemetry-collector/releases.nix`
   # whenever that version changes.
-  version = "0.121.0";
+  version = "0.122.1";
 
   src = fetchFromGitHub {
     owner = "open-telemetry";
     repo = "opentelemetry-collector";
     rev = "cmd/builder/v${version}";
-    hash = "sha256-rsKkq70vAes99h9HbAiWJhlIC8rbeNHYdlBNO34fO34=";
+    hash = "sha256-nkle8jY8y/+/4H7pFvVTqX+iFxjvVKsYqm6Rx6nvdPQ=";
   };
 
   sourceRoot = "${src.name}/cmd/builder";
-  vendorHash = "sha256-vyCp/XR92RNNkoPh5tTDsdWcI2DDiLKy8Kj09ZmFCY4=";
+  vendorHash = "sha256-1wgS9AIoFHlSUoELEQVvx+bCnTApEvwKRhTKGrcUGM8=";
 
   env.CGO_ENABLED = 0;
   ldflags = [