diff --git a/cmake/CXXFeatureCheck.cmake b/cmake/CXXFeatureCheck.cmake
index 99b56dd6..059d510d 100644
--- a/cmake/CXXFeatureCheck.cmake
+++ b/cmake/CXXFeatureCheck.cmake
@@ -37,9 +37,9 @@ function(cxx_feature_check FILE)
       if(COMPILE_${FEATURE})
         message(WARNING
               "If you see build failures due to cross compilation, try setting HAVE_${VAR} to 0")
-        set(RUN_${FEATURE} 0)
+        set(RUN_${FEATURE} 0 CACHE INTERNAL "")
       else()
-        set(RUN_${FEATURE} 1)
+        set(RUN_${FEATURE} 1 CACHE INTERNAL "")
       endif()
     else()
       message(STATUS "Performing Test ${FEATURE}")