diff --git a/tccelf.c b/tccelf.c
index ae4e2db1..5e83cac3 100644
--- a/tccelf.c
+++ b/tccelf.c
@@ -927,7 +927,7 @@ ST_FUNC void relocate_section(TCCState *s1, Section *s)
 	{
             long long diff;
             diff = (long long)val - addr;
-            if (diff <= -2147483647 || diff > 2147483647) {
+            if (diff < -2147483648 || diff > 2147483647) {
                 tcc_error("internal error: relocation failed");
             }
             *(int *)ptr += diff;