--- firejail-0.9.66.old/src/firejail/main.c
+++ firejail-0.9.66/src/firejail/main.c
@@ -2985,7 +2985,7 @@
 
 	// in root mode also enable CLONE_NEWIPC
 	// in user mode CLONE_NEWIPC will break MIT Shared Memory Extension (MIT-SHM)
-	if (getuid() == 0 || arg_ipc) {
+	if (arg_ipc) {
 		flags |= CLONE_NEWIPC;
 		if (arg_debug)
 			printf("Enabling IPC namespace\n");