diff --git a/pkgs/servers/sql/postgresql/ext/cstore_fdw.nix b/pkgs/servers/sql/postgresql/ext/cstore_fdw.nix
index 2e248893631a..c9f01190c912 100644
--- a/pkgs/servers/sql/postgresql/ext/cstore_fdw.nix
+++ b/pkgs/servers/sql/postgresql/ext/cstore_fdw.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   pname = "cstore_fdw";
-  version = "1.7.0";
+  version = "unstable-2022-03-08";
 
   nativeBuildInputs = [ protobufc ];
   buildInputs = [ postgresql ];
@@ -10,8 +10,8 @@ stdenv.mkDerivation rec {
   src = fetchFromGitHub {
     owner  = "citusdata";
     repo   = "cstore_fdw";
-    rev    = "refs/tags/v${version}";
-    sha256 = "129mpq8rq16jg7idh6c1j6nij64iywrs7wl3cn02bdb3h8f19z1b";
+    rev    = "90e22b62fbee6852529104fdd463f532cf7a3311";
+    sha256 = "sha256-02wcCqs8A5ZOZX080fgcNJTQrYQctnlwnA8+YPaRTZc=";
   };
 
   installPhase = ''
@@ -23,9 +23,9 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with lib; {
-    broken      = true;
+    broken      = versionAtLeast postgresql.version "14";
     description = "Columnar storage for PostgreSQL";
-    homepage    = "https://www.citusdata.com/";
+    homepage    = "https://github.com/citusdata/cstore_fdw";
     maintainers = with maintainers; [ thoughtpolice ];
     platforms   = postgresql.meta.platforms;
     license     = licenses.asl20;