diff --git a/usermods/word-clock-matrix/word-clock-matrix.cpp b/usermods/word-clock-matrix/word-clock-matrix.cpp
index c8606003d..6643d293b 100644
--- a/usermods/word-clock-matrix/word-clock-matrix.cpp
+++ b/usermods/word-clock-matrix/word-clock-matrix.cpp
@@ -338,5 +338,5 @@ public:
 };
 
 
-static WordClockMatrix word-clock-matrix;
-REGISTER_USERMOD(word-clock-matrix);
\ No newline at end of file
+static WordClockMatrix word_clock_matrix;
+REGISTER_USERMOD(word_clock_matrix);
\ No newline at end of file