diff --git a/src/Crypto/jitterentropy-base.c b/src/Crypto/jitterentropy-base.c
index 241ea304..c3856b41 100644
--- a/src/Crypto/jitterentropy-base.c
+++ b/src/Crypto/jitterentropy-base.c
@@ -51,7 +51,12 @@
 
 /* Adapted for VeraCrypt */
 
+
+#ifdef TC_WINDOWS_DRIVER
+#define UINT64_MAX	0xffffffffffffffffU
+#else
 #include <stdint.h>
+#endif
 
 #undef _FORTIFY_SOURCE