diff --git a/pkgs/development/python-modules/libagent/default.nix b/pkgs/development/python-modules/libagent/default.nix
index 43c1265eaab4..8a4a5a6a2d49 100644
--- a/pkgs/development/python-modules/libagent/default.nix
+++ b/pkgs/development/python-modules/libagent/default.nix
@@ -34,7 +34,8 @@ buildPythonPackage rec {
   # hardcode the path to gpgconf in the libagent library
   postPatch = ''
     substituteInPlace libagent/gpg/keyring.py \
-      --replace "util.which('gpgconf')" "'${gnupg}/bin/gpgconf'"
+      --replace "util.which('gpgconf')" "'${gnupg}/bin/gpgconf'" \
+      --replace "'gpg-connect-agent'" "'${gnupg}/bin/gpg-connect-agent'"
   '';
 
   propagatedBuildInputs = [