diff --git a/cbor/src/main/java/com/fasterxml/jackson/dataformat/cbor/CBORParser.java b/cbor/src/main/java/com/fasterxml/jackson/dataformat/cbor/CBORParser.java
index 8d3252d97..76e0fe622 100644
--- a/cbor/src/main/java/com/fasterxml/jackson/dataformat/cbor/CBORParser.java
+++ b/cbor/src/main/java/com/fasterxml/jackson/dataformat/cbor/CBORParser.java
@@ -3365,7 +3365,7 @@ private final BigInteger _bigPositive(long l) {
     }
 
     private final BigInteger _bigNegative(long l) {
-        // 03-Dec-2017, tatu: [dataformats-binary#149] Careful with overflow
+        // 03-Dec-2017, tatu: [dataformats-binary#124] Careful with overflow
         BigInteger unsignedBase = _bigPositive(l);
         return unsignedBase.negate().subtract(BigInteger.ONE);
     }