1 files changed, 1 insertions, 1 deletions
diff --git a/src/nvim/eval.c b/src/nvim/eval.c
index 9d1baec33f..bec234bb22 100644
--- a/src/nvim/eval.c
+++ b/src/nvim/eval.c
@@ -11618,7 +11618,7 @@ static void f_json_decode(typval_T *argvars, typval_T *rettv)
     return;
   }
   if (json_decode_string(s, len, rettv) == FAIL) {
-    EMSG2(_("E474: Failed to parse %s"), s);
+    emsgf(_("E474: Failed to parse %.*s"), (int) len, s);
     rettv->v_type = VAR_NUMBER;
     rettv->vval.v_number = 0;
   }