diff --git a/pkgs/servers/sql/postgresql/ext/pgvector.nix b/pkgs/servers/sql/postgresql/ext/pgvector.nix
index 53dfee7d03262..2c67b65d7609a 100644
--- a/pkgs/servers/sql/postgresql/ext/pgvector.nix
+++ b/pkgs/servers/sql/postgresql/ext/pgvector.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "pgvector";
-  version = "0.1.7";
+  version = "0.1.8";
 
   src = fetchFromGitHub {
     owner = "ankane";
     repo = pname;
     rev = "v${version}";
-    sha256 = "07m1nn640by5q22q2s1nlmjp14q5ffbyib28kjzlss0mq8acb439";
+    sha256 = "0kq28k96y5r0k6nhz78c3frqzhf8d1af54dqbpayn7fgvdl0vlm2";
   };
 
   buildInputs = [ postgresql ];