diff --git a/src/winio.c b/src/winio.c
index e4bb525f0631d009ca77c8b05fff7a6dd8986466..d2440107d1ab9208d1f9e92e351f806e5a79c1e7 100644
--- a/src/winio.c
+++ b/src/winio.c
@@ -2440,11 +2440,11 @@ int nanogetstr(bool allow_tabs, const char *buf, const char *def,
     int kbinput;
     bool meta_key, func_key, s_or_t, ran_func, finished;
     bool tabbed = FALSE;
-	/* used by input_tab() */
+	/* Used by input_tab(). */
     size_t answer_len = strlen(def);
 
 #ifndef NANO_SMALL
-   /* for history */
+    /* For history. */
     char *history = NULL;
     char *currentbuf = NULL;
     char *complete = NULL;