diff --git a/pkgs/development/tools/open-policy-agent/default.nix b/pkgs/development/tools/open-policy-agent/default.nix
index d3fd81a0f94..50d80ef32f0 100644
--- a/pkgs/development/tools/open-policy-agent/default.nix
+++ b/pkgs/development/tools/open-policy-agent/default.nix
@@ -12,6 +12,8 @@ buildGoPackage rec {
     sha256 = "18hpanfrzg6xnq1g0yws6g0lw4y191pnrqphccv13j6kqk3k10ps";
   };
 
+  subPackages = [ "." ];
+
   buildFlagsArray = ''
     -ldflags=
       -X ${goPackagePath}/version.Version=${version}