diff --git a/scripts/init.sh b/scripts/init.sh
index e9828e0..4624d09 100755
--- a/scripts/init.sh
+++ b/scripts/init.sh
@@ -22,6 +22,8 @@ git clone /~https://github.com/v923z/micropython-ulab ulab || git -C ulab pull
 
 # only check out micropython, if it is not available locally, otherwise, pull
 git clone /~https://github.com/micropython/micropython micropython || git -C micropython pull
+git -C micropython checkout v1.24.0
+
 cd micropython
 git submodule update --init
 cd ..
diff --git a/scripts/install_espidf.sh b/scripts/install_espidf.sh
index 90968c9..1d82f12 100755
--- a/scripts/install_espidf.sh
+++ b/scripts/install_espidf.sh
@@ -5,7 +5,7 @@ sudo apt-get install git wget flex bison gperf python3 python3-venv cmake ninja-
 
 pip3 install pyelftools
 git clone /~https://github.com/espressif/esp-idf.git
-git -C esp-idf checkout v5.0.2
+git -C esp-idf checkout v5.0.4
 ./esp-idf/install.sh
 
 cd esp-idf