diff --git a/src/ergodox.cpp b/src/ergodox.cpp
index 77c2c37..02ad164 100644
--- a/src/ergodox.cpp
+++ b/src/ergodox.cpp
@@ -204,7 +204,7 @@ bool Ergodox::read() {
 		// If keyboard sends a state packet, parse it.
 		case CMD_SEND_STATE:
 			if (animation_mode != read_buf[1]) {
-				wprintf(L"Mode set to %#x\n", read_buf[1]);
+				wprintf(L"Mode set to 0x%02X\n", read_buf[1]);
 				animation_mode = read_buf[1];
 			}