diff --git a/NullController.cpp b/NullController.cpp
index edfeffe..598b783 100644
--- a/NullController.cpp
+++ b/NullController.cpp
@@ -20,6 +20,7 @@
 
 #include <cstdio>
 #include <cassert>
+#include <cstdint>
 
 const unsigned char MMDVM_FRAME_START = 0xE0U;
 
@@ -120,7 +121,8 @@ void CNullController::writeVersion()
 	::memset(reply + 7U, 0x00U, 16U);
 
 	uint8_t count = 23U;
-	for (uint8_t i = 0U; HARDWARE[i] != 0x00U; i++, count++)
+	uint8_t i = 0;
+	for (i = 0U; HARDWARE[i] != 0x00U; i++, count++)
 		reply[count] = HARDWARE[i];
 
 	reply[1U] = count;