diff --git a/src/jit/core_templates.expr b/src/jit/core_templates.expr
index 881c556ff2..08c00b7d1a 100644
--- a/src/jit/core_templates.expr
+++ b/src/jit/core_templates.expr
@@ -204,6 +204,22 @@
        (carg $0 ptr)
        (carg (const (&QUOTE MVM_reg_int64) int_sz) int))))
 
+#  REPR(obj)->ass_funcs.at_key(tc, STABLE(obj), obj, OBJECT_BODY(obj),
+#       (MVMObject *)GET_REG(cur_op, 4).s, &GET_REG(cur_op, 0), MVM_reg_obj);
+(template: atkey_o!
+  (ifv (^is_type_obj $1)
+   (store $0 (^vmnull) ptr_sz)
+   (callv
+      (^getf (^repr $1) MVMREPROps ass_funcs.at_key)
+      (arglist
+        (carg (tc) ptr)
+        (carg (^stable $1) ptr)
+        (carg $1 ptr)
+        (carg (^body $1) ptr)
+        (carg $2 ptr)
+        (carg $0 ptr)
+        (carg (const (&QUOTE MVM_reg_obj) int_sz) int)))))
+
 (template: gethow
    (let: (($how (^getf (^stable $1) MVMSTable HOW)))
      (if (nz $how)