diff --git a/pkgs/servers/sql/postgresql/ext/pg_repack.nix b/pkgs/servers/sql/postgresql/ext/pg_repack.nix
index 83c3ac0796a7..d7991ebde4b6 100644
--- a/pkgs/servers/sql/postgresql/ext/pg_repack.nix
+++ b/pkgs/servers/sql/postgresql/ext/pg_repack.nix
@@ -9,8 +9,8 @@ stdenv.mkDerivation rec {
   src = fetchFromGitHub {
     owner  = "reorg";
     repo   = "pg_repack";
-    rev    = "f42c1bd707bd5d69a9eb33494133db2e47a2c05a"; # no release tag
-    sha256 = "sha256-pZjspnmPTXS/SbyLAd7vcoF01cbC6PnxZjuto4lUuQA=";
+    rev    = "ver_${version}";
+    sha256 = "sha256-Et8aMRzG7ez0uy9wG6qsg57/kPPZdUhb+/gFxW86D08=";
   };
 
   installPhase = ''