diff --git a/libc/errno.h b/libc/errno.h
index a25becb57..bd0387033 100644
--- a/libc/errno.h
+++ b/libc/errno.h
@@ -291,7 +291,7 @@ extern const errno_t ENOTSOCK;
 extern const errno_t EDESTADDRREQ;
 
 /**
- * Message too errno_t.
+ * Message too big.
  */
 extern const errno_t EMSGSIZE;