diff --git a/src/Crypto/jitterentropy-base-user.h b/src/Crypto/jitterentropy-base-user.h
index 3a33dcd6..b32d8ed3 100644
--- a/src/Crypto/jitterentropy-base-user.h
+++ b/src/Crypto/jitterentropy-base-user.h
@@ -79,7 +79,7 @@ static VC_INLINE void jent_get_nstime(uint64 *out)
 #endif
 		* out = v.QuadPart;
 #else
-	*out = __rdtsc();;
+	*out = __rdtsc();
 #endif
 }