diff --git a/findbugs/src/java/edu/umd/cs/findbugs/ba/vna/ValueNumberAnalysis.java b/findbugs/src/java/edu/umd/cs/findbugs/ba/vna/ValueNumberAnalysis.java
index a0ecd9de78..4146684d86 100644
--- a/findbugs/src/java/edu/umd/cs/findbugs/ba/vna/ValueNumberAnalysis.java
+++ b/findbugs/src/java/edu/umd/cs/findbugs/ba/vna/ValueNumberAnalysis.java
@@ -169,7 +169,7 @@ public ValueNumber getEntryValueForParameter(int param) {
             if (p == param) {
                 return getEntryValue(slotOffset);
             }
-            param++;
+            p++;
             slotOffset += SignatureParser.getNumSlotsForType(paramSig);
         }