diff --git a/Scripts/build.sh b/Scripts/build.sh
index 1a834af..a60f6ff 100644
--- a/Scripts/build.sh
+++ b/Scripts/build.sh
@@ -1,5 +1,5 @@
 cd kivy-ios
 
 xcodebuild -create-xcframework -output libpython3.xcframework \
-	-library dist/frameworks/libpython3.xcframework/ios-arm64/libpython3.9.a -headers dist/root/python3/include/python3.9 \
-	-library dist/frameworks/libpython3.xcframework/ios-arm64_x86_64-simulator/libpython3.a -headers dist/root/python3/include/python3.9
+	-library dist/frameworks/libpython3.xcframework/ios-arm64/libpython3.10.a -headers dist/root/python3/include/python3.10 \
+	-library dist/frameworks/libpython3.xcframework/ios-arm64_x86_64-simulator/libpython3.a -headers dist/root/python3/include/python3.10
diff --git a/Scripts/toolchain.sh b/Scripts/toolchain.sh
index 15c469d..a143188 100644
--- a/Scripts/toolchain.sh
+++ b/Scripts/toolchain.sh
@@ -5,7 +5,7 @@ python3 -m venv venv
 . venv/bin/activate
 
 pip install -e .
-pip install cython
+pip install cython==0.29.33
 
 python toolchain.py build python3