diff --git a/cpukit/libmisc/shell/shell_script.c b/cpukit/libmisc/shell/shell_script.c
index c87123b928..98d0a5b8c8 100644
--- a/cpukit/libmisc/shell/shell_script.c
+++ b/cpukit/libmisc/shell/shell_script.c
@@ -23,6 +23,7 @@
 #include <inttypes.h>
 #include <sys/types.h>
 #include <unistd.h>
+#include <limits.h>
 #define __need_getopt_newlib
 #include <getopt.h>