diff --git a/containers/aligned_vector.h b/containers/aligned_vector.h
index 12f3ae3..c9d1b53 100644
--- a/containers/aligned_vector.h
+++ b/containers/aligned_vector.h
@@ -3,6 +3,7 @@
 #include <assert.h>
 #include <stdlib.h>
 #include <string.h>
+#include <stdint.h>
 
 #ifdef __cplusplus
 extern "C" {