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 15f7be4d77..86fd2619b8 100644
--- a/cdm/core/src/main/java/ucar/nc2/util/Misc.java
+++ b/cdm/core/src/main/java/ucar/nc2/util/Misc.java
@@ -106,7 +106,7 @@ public static boolean nearlyEquals(double a, double b) {
     return nearlyEquals(a, b, defaultMaxRelativeDiffDouble);
   }
 
-  /** AbsoluteDifference is less than maxAbsDiff. */
+  /** RelativeDifference is less than maxRelDiff. */
   public static boolean nearlyEquals(double a, double b, double maxRelDiff) {
     return relativeDifference(a, b) < maxRelDiff;
   }