diff --git a/Software/src/debugger.cpp b/Software/src/debugger.cpp
index 3ef89b2..573075d 100644
--- a/Software/src/debugger.cpp
+++ b/Software/src/debugger.cpp
@@ -33,7 +33,7 @@ void Debug_Process()
         CMD_OVERFLOW
     } InputProcessed_t;
 
-    static int inputCnt = 0;
+    static unsigned int inputCnt = 0;
     static char inputBuffer[32];
     InputProcessed_t InputProcessed = IDLE;