diff --git a/cpukit/score/cpu/sparc/rtems/score/sparc.h b/cpukit/score/cpu/sparc/rtems/score/sparc.h
index 7436cb8d2d..aa2812d875 100644
--- a/cpukit/score/cpu/sparc/rtems/score/sparc.h
+++ b/cpukit/score/cpu/sparc/rtems/score/sparc.h
@@ -23,6 +23,8 @@
 #ifndef _RTEMS_SCORE_SPARC_H
 #define _RTEMS_SCORE_SPARC_H
 
+#include <stdint.h>
+
 #ifdef __cplusplus
 extern "C" {
 #endif