diff --git a/py/objtype.c b/py/objtype.c
index 6accaa74ed..711572bd4b 100644
--- a/py/objtype.c
+++ b/py/objtype.c
@@ -368,10 +368,12 @@ const qstr mp_binary_op_method_name[] = {
     */
     [MP_BINARY_OP_ADD] = MP_QSTR___add__,
     [MP_BINARY_OP_SUBTRACT] = MP_QSTR___sub__,
+    #if MICROPY_PY_ALL_SPECIAL_METHODS
+    [MP_BINARY_OP_MULTIPLY] = MP_QSTR___mul__,
+    [MP_BINARY_OP_FLOOR_DIVIDE] = MP_QSTR___floordiv__,
+    [MP_BINARY_OP_TRUE_DIVIDE] = MP_QSTR___truediv__,
+    #endif
     /*
-    MP_BINARY_OP_MULTIPLY,
-    MP_BINARY_OP_FLOOR_DIVIDE,
-    MP_BINARY_OP_TRUE_DIVIDE,
     MP_BINARY_OP_MODULO,
     MP_BINARY_OP_POWER,
     MP_BINARY_OP_INPLACE_OR,
@@ -381,9 +383,9 @@ const qstr mp_binary_op_method_name[] = {
     MP_BINARY_OP_INPLACE_RSHIFT,*/
     #if MICROPY_PY_ALL_SPECIAL_METHODS
     [MP_BINARY_OP_INPLACE_ADD] = MP_QSTR___iadd__,
+    [MP_BINARY_OP_INPLACE_SUBTRACT] = MP_QSTR___isub__,
     #endif
-    /*MP_BINARY_OP_INPLACE_SUBTRACT,
-    MP_BINARY_OP_INPLACE_MULTIPLY,
+    /*MP_BINARY_OP_INPLACE_MULTIPLY,
     MP_BINARY_OP_INPLACE_FLOOR_DIVIDE,
     MP_BINARY_OP_INPLACE_TRUE_DIVIDE,
     MP_BINARY_OP_INPLACE_MODULO,
diff --git a/py/qstrdefs.h b/py/qstrdefs.h
index 32f5b2ce05..f273367d54 100644
--- a/py/qstrdefs.h
+++ b/py/qstrdefs.h
@@ -76,7 +76,11 @@ Q(__le__)
 Q(__ge__)
 Q(__reversed__)
 #if MICROPY_PY_ALL_SPECIAL_METHODS
+Q(__mul__)
+Q(__truediv__)
+Q(__floordiv__)
 Q(__iadd__)
+Q(__isub__)
 #endif
 
 Q(micropython)