diff --git a/ios.toolchain.cmake b/ios.toolchain.cmake
index 3790141..89bdf62 100644
--- a/ios.toolchain.cmake
+++ b/ios.toolchain.cmake
@@ -150,12 +150,6 @@
 
 cmake_minimum_required(VERSION 3.8.0)
 
-# CMake invokes the toolchain file twice during the first build, but only once during subsequent rebuilds.
-if(DEFINED ENV{_IOS_TOOLCHAIN_HAS_RUN})
-  return()
-endif()
-set(ENV{_IOS_TOOLCHAIN_HAS_RUN} true)
-
 # List of supported platform values
 list(APPEND _supported_platforms
         "OS" "OS64" "OS64COMBINED" "SIMULATOR" "SIMULATOR64" "SIMULATORARM64" "SIMULATOR64COMBINED"