1 files changed, 1 insertions, 0 deletions
diff --git a/runtime/runtime.h b/runtime/runtime.h
index 5903bede..549738e1 100644
--- a/runtime/runtime.h
+++ b/runtime/runtime.h
@@ -55,6 +55,7 @@ static struct
 
 #include "print.c"
 #include "string.c"
+#include "arith.c"
 
 /************* Module Stuff ********************/
 int probe_start(void);