diff --git a/cmdline/cmdline_parser.h b/cmdline/cmdline_parser.h
index 01806d4..86e3b2c 100644
--- a/cmdline/cmdline_parser.h
+++ b/cmdline/cmdline_parser.h
@@ -484,8 +484,8 @@
       return *this;
     }
 
-    // Finish building the parser; performs sanity checks. Return value is moved, not copied.
-    // Do not call this more than once.
+    // Finish building the parser; performs a check of the validity. Return value is moved, not
+    // copied. Do not call this more than once.
     CmdlineParser Build() {
       assert(!built_);
       built_ = true;