diff --git a/smali/src/main/java/org/jf/smali/main.java b/smali/src/main/java/org/jf/smali/main.java
index a5731fa7..ff96b1ed 100644
--- a/smali/src/main/java/org/jf/smali/main.java
+++ b/smali/src/main/java/org/jf/smali/main.java
@@ -342,7 +342,7 @@ public class main {
                 .create("s");
 
         Option rewriteLabelOption = OptionBuilder.withLongOpt("rewrite-labels")
-                .withDescription("rewrite the input smali files using the old label format to the new label format")
+                .withDescription("rewrite the input smali files, converting any labels in the old (pre .97) format to the new format")
                 .create("r");
 
         options.addOption(versionOption);