diff --git a/ggml-backend.c b/ggml-backend.c
index 86218e740..8180a28c7 100644
--- a/ggml-backend.c
+++ b/ggml-backend.c
@@ -8,6 +8,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <inttypes.h>
 
 
 #define MAX(a, b) ((a) > (b) ? (a) : (b))