diff --git a/tyrant.h b/tyrant.h
index 909fc818..2752aaa1 100644
--- a/tyrant.h
+++ b/tyrant.h
@@ -1,7 +1,7 @@
 #ifndef TYRANT_H_INCLUDED
 #define TYRANT_H_INCLUDED
 
-#define TYRANT_OPTIMIZER_VERSION "2.54.8"
+#define TYRANT_OPTIMIZER_VERSION "2.54.9"
 
 #include <string>
 #include <sstream>