diff --git a/CMakeLists.txt b/CMakeLists.txt
index 15e0590c..7c97944a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-if(NOT IDF_TARGET STREQUAL "esp32")
+if(NOT DEFINED IDF_TARGET)
 cmake_minimum_required(VERSION 3.1...3.18)
 
 # Fallback for using newer policies on CMake <3.12.