diff --git a/reflekt/src/main/java/io/advantageous/boon/primitive/CharScanner.java b/reflekt/src/main/java/io/advantageous/boon/primitive/CharScanner.java
index b43dafa6..790a9ceb 100644
--- a/reflekt/src/main/java/io/advantageous/boon/primitive/CharScanner.java
+++ b/reflekt/src/main/java/io/advantageous/boon/primitive/CharScanner.java
@@ -816,7 +816,9 @@ private static boolean verifyValueFitsInNumber(char[] digitChars, int offset, in
                 if (diff < 0) {
                     return true;
                 }
-                isCpm = diff == 0;
+                if (diff > 0) {
+                    return false;
+                }
             }
 
             return isCpm;