diff --git a/src/cc65/asmlabel.c b/src/cc65/asmlabel.c
index 216541b11..fe76f2b85 100644
--- a/src/cc65/asmlabel.c
+++ b/src/cc65/asmlabel.c
@@ -58,7 +58,7 @@ unsigned GetLocalLabel (void)
     static unsigned NextLabel = 0;
 
     /* Check for an overflow */
-    if (NextLabel > 0xFFFF) {
+    if (NextLabel >= 0xFFFF) {
         Internal ("Local label overflow");
     }