diff --git a/CMakeLists.txt b/CMakeLists.txt
index 174188d..eed7691 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 # Build system for the fxSDK
 
-cmake_minimum_required(VERSION 3.16)
+cmake_minimum_required(VERSION 3.15)
 project(fxSDK VERSION 2.4.0 LANGUAGES C)
 
 option(FXLINK_DISABLE_UDISKS2 "Do not build the UDisks2-based features of fxlink")
diff --git a/fxsdk/assets/CMakeLists.txt b/fxsdk/assets/CMakeLists.txt
index 25fd95d..458af89 100644
--- a/fxsdk/assets/CMakeLists.txt
+++ b/fxsdk/assets/CMakeLists.txt
@@ -1,7 +1,7 @@
 # Configure with [fxsdk build-fx] or [fxsdk build-cg], which provide the
 # toolchain file and module path of the fxSDK
 
-cmake_minimum_required(VERSION 3.18)
+cmake_minimum_required(VERSION 3.15)
 project(MyAddin)
 
 include(GenerateG1A)