diff --git a/pkgs/servers/sql/postgresql/ext/timescaledb.nix b/pkgs/servers/sql/postgresql/ext/timescaledb.nix
index 2f857b1e8d23..4c612c8b8e9f 100644
--- a/pkgs/servers/sql/postgresql/ext/timescaledb.nix
+++ b/pkgs/servers/sql/postgresql/ext/timescaledb.nix
@@ -8,7 +8,7 @@
 
 stdenv.mkDerivation rec {
   pname = "timescaledb";
-  version = "2.8.1";
+  version = "2.9.0";
 
   nativeBuildInputs = [ cmake ];
   buildInputs = [ postgresql openssl libkrb5 ];
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
     owner = "timescale";
     repo = "timescaledb";
     rev = version;
-    sha256 = "sha256-2ayWm1lXR1rgDHdpKO0gMJzGRag95qVPU7jSCJRtar0=";
+    sha256 = "sha256-N/syMGr4NUiiP8J3cD7yhJW8nuYsTBSsuFYHdNeb16Y=";
   };
 
   cmakeFlags = [ "-DSEND_TELEMETRY_DEFAULT=OFF" "-DREGRESS_CHECKS=OFF" "-DTAP_CHECKS=OFF" ]