diff --git a/help/log2 b/help/log2
index 96f47d8..ba5e30b 100644
--- a/help/log2
+++ b/help/log2
@@ -1,5 +1,5 @@
 NAME
-    log2 -  base 10 logarithm
+    log2 -  base 2 logarithm
 
 SYNOPSIS
     log2(x [,eps])