1 files changed, 1 insertions, 1 deletions
diff --git a/src/diag.c b/src/diag.c
index 656fa89..cb27b92 100644
--- a/src/diag.c
+++ b/src/diag.c
@@ -11,8 +11,8 @@
 #include "expr.h"
 #include <errno.h>
 #include <stdarg.h>
+#include <stdio.h>
 #include <stdlib.h>
-#include <string.h>
 
 /** bfs_diagf() implementation. */
 attr(printf(2, 0))