diff --git a/containers/pyroscope/default.nix b/containers/pyroscope/default.nix
index 0a47c1e..137c426 100644
--- a/containers/pyroscope/default.nix
+++ b/containers/pyroscope/default.nix
@@ -39,7 +39,7 @@ let
     dontFixup = true;
 
     outputHashMode = "recursive";
-    outputHash = pkgs.lib.fakeHash;
+    outputHash = "sha256-RCWuqz1XaDrS7+GqL/9v7LNA14M4/ohWEtPeTMDkJFc=";
     outputHashAlgo = "sha256";
   };