1 files changed, 1 insertions, 2 deletions

diff --git a/src/coding.c b/src/coding.c
index c53760a07c0..a6cf9ce7844 100644
--- a/src/coding.c
+++ b/src/coding.c
@@ -7599,8 +7599,7 @@ usage: (define-coding-system-internal ...)  */)
         {
           int id = XINT (AREF (initial, 1));
 
-          category = (((i & (CODING_ISO_FLAG_LOCKING_SHIFT
-                             | CODING_ISO_FLAG_SINGLE_SHIFT))
+          category = (((i & CODING_ISO_FLAG_LOCKING_SHIFT)
                        || EQ (args[coding_arg_charset_list], Qiso_2022)
                        || id < 0)
                       ? coding_category_iso_8_else