diff --git a/include/slibtool/slibtool_arbits.h b/include/slibtool/slibtool_arbits.h
index 8ab8d0c..862b5fa 100644
--- a/include/slibtool/slibtool_arbits.h
+++ b/include/slibtool/slibtool_arbits.h
@@ -5,6 +5,7 @@
 extern "C" {
 #endif
 
+#include <stdint.h>
 #include <stddef.h>
 
 #define AR_SIGNATURE            "!<arch>\n"