diff --git a/include/rpxloader.h b/include/rpxloader.h
index 9517865..220dbb7 100644
--- a/include/rpxloader.h
+++ b/include/rpxloader.h
@@ -5,6 +5,8 @@ extern "C"
 {
 #endif
 
+#include <stdint.h>
+
 typedef enum {
     BundleSource_FileDescriptor,
     BundleSource_FileDescriptor_CafeOS,