diff --git a/src/modules/systemlib/cpuload.h b/src/modules/systemlib/cpuload.h
index e997bb3d9ab..1c63964ceeb 100644
--- a/src/modules/systemlib/cpuload.h
+++ b/src/modules/systemlib/cpuload.h
@@ -38,6 +38,7 @@
 __BEGIN_DECLS
 
 #include <sched.h>
+#include <stdint.h>
 
 struct system_load_taskinfo_s {
 	uint64_t total_runtime;			///< Runtime since start (start_time - total_runtime)/(start_time - current_time) = load