diff --git a/pkgs/applications/networking/instant-messengers/tkabber/default.nix b/pkgs/applications/networking/instant-messengers/tkabber/default.nix
index 53a334f6869..79c3d3d32cc 100644
--- a/pkgs/applications/networking/instant-messengers/tkabber/default.nix
+++ b/pkgs/applications/networking/instant-messengers/tkabber/default.nix
@@ -36,10 +36,12 @@ in stdenv.mkDerivation rec {
   '';
 
   postInstall = ''
-    wrapProgram $out/bin/tkabber \
-      --prefix PATH : "${tk}/bin" \
-      --set TCLLIBPATH '"${tclLibPaths}"' \
-      --set TKABBER_SITE_PLUGINS '$HOME/.nix-profile/share/tkabber-plugins'
+    for prog in $out/bin/*; do
+      wrapProgram "$prog" \
+        --prefix PATH : "${tk}/bin" \
+        --set TCLLIBPATH '"${tclLibPaths}"' \
+        --set TKABBER_SITE_PLUGINS '$HOME/.nix-profile/share/tkabber-plugins'
+    done
   '';
 
   buildInputs = [ tcl tk x11 makeWrapper ] ++ tclLibraries;