diff --git a/display/d.labels/do_labels.c b/display/d.labels/do_labels.c
index e7732147a4d..cb57ce1e652 100644
--- a/display/d.labels/do_labels.c
+++ b/display/d.labels/do_labels.c
@@ -78,7 +78,8 @@ int do_labels(FILE *infile, int do_rotation)
 
     snprintf(buff_fmt, sizeof(buff_fmt), "%%%ds", BUFFSIZE - 1);
     snprintf(font_fmt, sizeof(font_fmt), "%%%ds", FONTSIZE - 1);
-    snprintf(word_fmt, sizeof(word_fmt), "%%%ds%%%ds", WORDSIZE - 1, WORDSIZE - 1);
+    snprintf(word_fmt, sizeof(word_fmt), "%%%ds%%%ds", WORDSIZE - 1,
+             WORDSIZE - 1);
 
     initialize_options();