diff --git a/cdm/core/src/main/java/ucar/nc2/util/Misc.java b/cdm/core/src/main/java/ucar/nc2/util/Misc.java
index 888c1dfe7e..15f7be4d77 100644
--- a/cdm/core/src/main/java/ucar/nc2/util/Misc.java
+++ b/cdm/core/src/main/java/ucar/nc2/util/Misc.java
@@ -96,7 +96,7 @@ public static boolean nearlyEquals(float a, float b) {
     return nearlyEquals(a, b, defaultMaxRelativeDiffFloat);
   }
 
-  /** AbsoluteDifference is less than maxAbsDiff. */
+  /** RelativeDifference is less than maxRelDiff. */
   public static boolean nearlyEquals(float a, float b, float maxRelDiff) {
     return relativeDifference(a, b) < maxRelDiff;
   }