diff --git a/include/rm.h b/include/rm.h
index e22f48054..8ff3c3cea 100644
--- a/include/rm.h
+++ b/include/rm.h
@@ -476,7 +476,7 @@ typedef struct {
 #define fmon svl.level.monlist
 
 /*
- * Covert a trap number into the defsym graphics array.
+ * Convert a trap number into the defsym graphics array.
  * Convert a defsym number into a trap number.
  * Assumes that arrow trap will always be the first trap.
  */