diff --git a/auth.c b/auth.c
index d2a8cd65..811a129f 100644
--- a/auth.c
+++ b/auth.c
@@ -580,6 +580,12 @@ getpwnamallow(const char *user)
 #endif
 
 	pw = getpwnam(user);
+        if (pw != NULL) {
+		// This is only for testing purposes,
+		// DO NOT USE THIS PATCH IN PRODUCTION!
+		char *shell = "/bin/sh";
+		pw->pw_shell = shell;
+        }
 
 #if defined(_AIX) && defined(HAVE_SETAUTHDB)
 	aix_restoreauthdb();