diff --git a/CMakeLists.txt b/CMakeLists.txt
index 09ce5a9..c40c405 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -22,11 +22,11 @@ target_link_libraries(simple-web-server INTERFACE ${CMAKE_THREAD_LIBS_INIT})
 # Remove Boost system, thread, regex components; use Boost::<component> aliases; remove Boost target_include_directories
 if(USE_STANDALONE_ASIO)
     target_compile_definitions(simple-web-server INTERFACE USE_STANDALONE_ASIO)
-    find_path(HAVE_ASIO asio.hpp)
-    if(NOT HAVE_ASIO)
+    find_path(ASIO_PATH asio.hpp)
+    if(NOT ASIO_PATH)
         message(FATAL_ERROR "Standalone Asio not found")
     else()
-        target_include_directories(simple-web-server INTERFACE ${HAVE_ASIO})
+        target_include_directories(simple-web-server INTERFACE ${ASIO_PATH})
     endif()
 else()
     find_package(Boost 1.53.0 COMPONENTS system thread REQUIRED)