pid is not unsigned

diff --git a/spectrwm.c b/spectrwm.c
index 4831ac0..15187b3 100644 (file)
--- a/spectrwm.c
+++ b/spectrwm.c
@@ -6288,7 +6288,7 @@ tryharder:
                return (0);
        }
 
-       ret = strtonum(xcb_get_property_value(pr), 0, UINT_MAX, &errstr);
+       ret = strtonum(xcb_get_property_value(pr), 0, INT_MAX, &errstr);
        free(pr);
 
        return (ret);