diff --git a/Source/cmStandardIncludes.h b/Source/cmStandardIncludes.h
index 98211b6f1..d065f6f68 100644
--- a/Source/cmStandardIncludes.h
+++ b/Source/cmStandardIncludes.h
@@ -75,6 +75,7 @@
 
 // include the "c" string header
 #include <string.h>
+#include <stdio.h>
 
 #if !defined(_WIN32) && defined(__COMO__)
 // Hack for como strict mode to avoid defining _SVID_SOURCE or _BSD_SOURCE.