diff --git a/src/c/symbols_list.h b/src/c/symbols_list.h
index e4a5f2d66..5a5f64cd4 100755
--- a/src/c/symbols_list.h
+++ b/src/c/symbols_list.h
@@ -1890,7 +1890,7 @@ cl_symbols[] = {
 {KEY_ "UCS-4LE", KEYWORD, NULL, -1, OBJNULL},
 
 {EXT_ "LOAD-ENCODING", EXT_ORDINARY, NULL, -1, OBJNULL},
-{EXT_ "MAKE-ENCODING", EXT_ORDINARY, NULL, -1, OBJNULL},
+{EXT_ "MAKE-ENCODING", EXT_ORDINARY, si_make_encoding, 1, OBJNULL},
 {EXT_ "ALL-ENCODINGS", EXT_ORDINARY, ECL_NAME(si_load_encoding), 1, OBJNULL},
 
 {KEY_ "US-ASCII", KEYWORD, NULL, -1, OBJNULL},