diff --git a/libsrc/common/_scanf.c b/libsrc/common/_scanf.c
index 490b75329..0ee5ab4e4 100644
--- a/libsrc/common/_scanf.c
+++ b/libsrc/common/_scanf.c
@@ -153,6 +153,7 @@ static void ReadSign (void)
       	case '-':
        	    ReadChar ();
       	    Positive = 0;
+            break;
       	case '+':
       	    ReadChar ();
       	    /* FALLTHROUGH */