diff --git a/startkde.cmake b/startkde.cmake
index afc2cfb..d1585aa 100644
--- a/startkde.cmake
+++ b/startkde.cmake
@@ -321,7 +321,7 @@ export XDG_CURRENT_DESKTOP
 
 # At this point all the environment is ready, let's send it to kwalletd if running
 if test -n "$PAM_KWALLET_LOGIN" ; then
-    env | socat STDIN UNIX-CONNECT:$PAM_KWALLET_LOGIN
+    env | socat -u STDIN UNIX-CONNECT:$PAM_KWALLET_LOGIN
 fi
 
 # We set LD_BIND_NOW to increase the efficiency of kdeinit.