1 files changed, 1 insertions, 1 deletions

diff --git a/src/coding.c b/src/coding.c
index 952fc1408f5..57d7e4b21fd 100644
--- a/src/coding.c
+++ b/src/coding.c
@@ -6884,7 +6884,7 @@ usage: (find-operation-coding-system OPERATION ARGUMENTS ...)  */)
   if (EQ (operation, Qwrite_region)
       && nargs > 5
       && STRINGP (args[5]))
-    target_idx = 4;
+    target_idx = make_number (4);
   target = args[XINT (target_idx) + 1];
   if (!(STRINGP (target)
         || (EQ (operation, Qopen_network_stream) && INTEGERP (target))))