diff --git a/engines/glk/agt/interface.cpp b/engines/glk/agt/interface.cpp
index 75a54f6ed90..2e45779f202 100644
--- a/engines/glk/agt/interface.cpp
+++ b/engines/glk/agt/interface.cpp
@@ -696,7 +696,7 @@ void set_test_mode(fc_type fc) {
 
 #ifndef REPLACE_GETFILE
 
-/* This opens the file refered to by fname and returns it */
+/* This opens the file referred to by fname and returns it */
 static genfile uf_open(fc_type fc, filetype ext, rbool rw) {
 	char *errstr;
 	genfile f;