diff --git a/pkgs/servers/sql/postgresql/ext/pg_ivm.nix b/pkgs/servers/sql/postgresql/ext/pg_ivm.nix
index fa58af91cb6c..1d9bd45d3680 100644
--- a/pkgs/servers/sql/postgresql/ext/pg_ivm.nix
+++ b/pkgs/servers/sql/postgresql/ext/pg_ivm.nix
@@ -7,13 +7,13 @@
 
 postgresqlBuildExtension (finalAttrs: {
   pname = "pg_ivm";
-  version = "1.12";
+  version = "1.13";
 
   src = fetchFromGitHub {
     owner = "sraoss";
     repo = "pg_ivm";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-UeRcxoUkpPw4EcQXKUxHamjczOaE59d00kSrYsijnH8=";
+    hash = "sha256-DKU5jwnRo/kMycnq4nAdQTiZwv/wXybyjXLtz4xdaBo=";
   };
 
   meta = {