diff --git a/source/ngc/preferences.cpp b/source/ngc/preferences.cpp
index 1fb073a..fdc7968 100644
--- a/source/ngc/preferences.cpp
+++ b/source/ngc/preferences.cpp
@@ -363,7 +363,7 @@ SavePrefs (bool silent)
 	}
 	else if(appPath[0] != 0)
 	{
-		sprintf(filepath, "%s%s", appPath, PREF_FILE_NAME);
+		sprintf(filepath, "%s/%s", appPath, PREF_FILE_NAME);
 		FindDevice(filepath, &device);
 	}
 	else