diff --git a/esp8266/Makefile b/esp8266/Makefile
index 1dfcec809c..433b41ecfd 100644
--- a/esp8266/Makefile
+++ b/esp8266/Makefile
@@ -139,7 +139,7 @@ DRIVERS_SRC_C = $(addprefix drivers/,\
 SRC_S = \
 	gchelper.s \
 
-FROZEN_MPY_PY_FILES := $(shell find $(FROZEN_MPY_DIR) -type f -name '*.py')
+FROZEN_MPY_PY_FILES := $(shell find -L $(FROZEN_MPY_DIR) -type f -name '*.py')
 FROZEN_MPY_MPY_FILES := $(addprefix $(BUILD)/,$(FROZEN_MPY_PY_FILES:.py=.mpy))
 
 OBJ =
diff --git a/stmhal/Makefile b/stmhal/Makefile
index 881c073f13..b320e0c898 100644
--- a/stmhal/Makefile
+++ b/stmhal/Makefile
@@ -284,7 +284,7 @@ endif
 ifneq ($(FROZEN_MPY_DIR),)
 # To use frozen bytecode, put your .py files in a subdirectory (eg frozen/) and
 # then invoke make with FROZEN_MPY_DIR=frozen (be sure to build from scratch).
-FROZEN_MPY_PY_FILES := $(shell find $(FROZEN_MPY_DIR) -type f -name '*.py')
+FROZEN_MPY_PY_FILES := $(shell find -L $(FROZEN_MPY_DIR) -type f -name '*.py')
 FROZEN_MPY_MPY_FILES := $(addprefix $(BUILD)/,$(FROZEN_MPY_PY_FILES:.py=.mpy))
 CFLAGS += -DMICROPY_QSTR_EXTRA_POOL=mp_qstr_frozen_const_pool
 CFLAGS += -DMICROPY_MODULE_FROZEN_MPY
diff --git a/unix/Makefile b/unix/Makefile
index 49b605f124..956b1daef3 100644
--- a/unix/Makefile
+++ b/unix/Makefile
@@ -182,7 +182,7 @@ ifneq ($(FROZEN_MPY_DIR),)
 # then invoke make with FROZEN_MPY_DIR=frozen (be sure to build from scratch).
 MPY_CROSS = ../mpy-cross/mpy-cross
 MPY_TOOL = ../tools/mpy-tool.py
-FROZEN_MPY_PY_FILES := $(shell find $(FROZEN_MPY_DIR) -type f -name '*.py')
+FROZEN_MPY_PY_FILES := $(shell find -L $(FROZEN_MPY_DIR) -type f -name '*.py')
 FROZEN_MPY_MPY_FILES := $(addprefix $(BUILD)/,$(FROZEN_MPY_PY_FILES:.py=.mpy))
 CFLAGS += -DMICROPY_QSTR_EXTRA_POOL=mp_qstr_frozen_const_pool
 CFLAGS += -DMICROPY_MODULE_FROZEN_MPY