diff --git a/ports/broadcom/mpconfigport.h b/ports/broadcom/mpconfigport.h
index b9990be75ec06..648259720f800 100644
--- a/ports/broadcom/mpconfigport.h
+++ b/ports/broadcom/mpconfigport.h
@@ -15,6 +15,7 @@
 #define MICROPY_PY_SYS_PLATFORM                     "BROADCOM"
 #define MICROPY_PY_BUILTINS_NOTIMPLEMENTED          (1)
 #define MICROPY_PY_FUNCTION_ATTRS                   (1)
+#define MICROPY_PY_REVERSE_SPECIAL_METHODS          (1)
 #if BCM_VERSION == 2837 || BCM_VERSION == 2711
 #define MICROPY_OBJ_REPR            (MICROPY_OBJ_REPR_A)
 #elif BCM_VERSION == 2835
diff --git a/ports/cxd56/mpconfigport.h b/ports/cxd56/mpconfigport.h
index 3bcb252868786..b779b521ddaf9 100644
--- a/ports/cxd56/mpconfigport.h
+++ b/ports/cxd56/mpconfigport.h
@@ -8,6 +8,9 @@
 
 #define MICROPY_PY_SYS_PLATFORM                 "CXD56"
 
+#define MICROPY_PY_FUNCTION_ATTRS                (1)
+#define MICROPY_PY_REVERSE_SPECIAL_METHODS       (1)
+
 // 64kiB stack
 #define CIRCUITPY_DEFAULT_STACK_SIZE            (0x10000)
 
diff --git a/ports/espressif/mpconfigport.h b/ports/espressif/mpconfigport.h
index 98c1986240b73..443a59b0474bd 100644
--- a/ports/espressif/mpconfigport.h
+++ b/ports/espressif/mpconfigport.h
@@ -17,6 +17,9 @@
 
 #define CIRCUITPY_DIGITALIO_HAVE_INPUT_ONLY (1)
 
+#define MICROPY_PY_FUNCTION_ATTRS           (1)
+#define MICROPY_PY_REVERSE_SPECIAL_METHODS  (1)
+
 #include "py/circuitpy_mpconfig.h"
 
 #define MICROPY_NLR_SETJMP                  (1)
diff --git a/ports/litex/mpconfigport.h b/ports/litex/mpconfigport.h
index 8e7537af6a63a..50986d16026c2 100644
--- a/ports/litex/mpconfigport.h
+++ b/ports/litex/mpconfigport.h
@@ -9,6 +9,7 @@
 
 #define CIRCUITPY_INTERNAL_NVM_SIZE         (0)
 #define MICROPY_NLR_THUMB                   (0)
+#define MICROPY_PY_FUNCTION_ATTRS           (1)
 #define MICROPY_PY_REVERSE_SPECIAL_METHODS  (1)
 
 #include "py/circuitpy_mpconfig.h"
diff --git a/ports/raspberrypi/mpconfigport.h b/ports/raspberrypi/mpconfigport.h
index 1181517fdf9a0..00dcafe10fe11 100644
--- a/ports/raspberrypi/mpconfigport.h
+++ b/ports/raspberrypi/mpconfigport.h
@@ -16,6 +16,9 @@
 #define MICROPY_PY_SYS_PLATFORM             "RP2350"
 #endif
 
+#define MICROPY_PY_FUNCTION_ATTRS           (1)
+#define MICROPY_PY_REVERSE_SPECIAL_METHODS  (1)
+
 // Setting a non-default value also requires a non-default link.ld
 #ifndef CIRCUITPY_FIRMWARE_SIZE
 #define CIRCUITPY_FIRMWARE_SIZE (1020 * 1024)
diff --git a/ports/renode/mpconfigport.h b/ports/renode/mpconfigport.h
index 185a884ed313e..19937d749d47b 100644
--- a/ports/renode/mpconfigport.h
+++ b/ports/renode/mpconfigport.h
@@ -8,6 +8,9 @@
 
 #define MICROPY_PY_SYS_PLATFORM             "Renode"
 
+#define MICROPY_PY_FUNCTION_ATTRS           (1)
+#define MICROPY_PY_REVERSE_SPECIAL_METHODS  (1)
+
 #define MICROPY_USE_INTERNAL_PRINTF         (1)
 
 // This also includes mpconfigboard.h.