1 files changed, 1 insertions, 0 deletions

diff --git a/st.c b/st.c
index 2f899fea..e3812911 100644
--- a/st.c
+++ b/st.c
@@ -20,6 +20,7 @@
 
 #include <string.h>
 
+#include "mandoc.h"
 #include "roff.h"
 #include "mdoc.h"
 #include "libmdoc.h"