diff --git a/pkgs/tools/misc/opentelemetry-collector/default.nix b/pkgs/tools/misc/opentelemetry-collector/default.nix
index 6db9e4c91e3..028ee081f46 100644
--- a/pkgs/tools/misc/opentelemetry-collector/default.nix
+++ b/pkgs/tools/misc/opentelemetry-collector/default.nix
@@ -12,17 +12,17 @@ let
 in
 buildGoModule rec {
   pname = "opentelemetry-collector";
-  version = "0.64.1";
+  version = "0.66.0";
 
   src = fetchFromGitHub {
     owner = "open-telemetry";
     repo = "opentelemetry-collector";
     rev = "v${version}";
-    sha256 = "sha256-qYQWPhvWVNUqsQLTLUd4SOfW0YiXPyGBrtX8AY15FNg=";
+    sha256 = "sha256-EvDdZTMq2Z8nFlQCiIuF+9SSnj4Lfsa03a7luzc9ynU=";
   };
   # there is a nested go.mod
   sourceRoot = "source/cmd/otelcorecol";
-  vendorSha256 = "sha256-uq5o/wtmgGMthUqK86x+uKV7jFAd9koKucnBCKGUJMo=";
+  vendorSha256 = "sha256-D2/7Ubt1Zpb60CNRRQiMbxJXGF2CWmdeBc/XRxFzIjs=";
 
   preBuild = ''
     # set the build version, can't be done via ldflags