diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4785615..fd7b802 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,19 +10,7 @@ IF(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
     SET_PROPERTY(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug" "Release" "MinSizeRel" "RelWithDebInfo")
 ENDIF(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
 
-# default to Desktop build
-IF(NOT AVP_BUILD_TYPE)
-    SET(AVP_BUILD_TYPE DESKTOP CACHE STRING "Executable type; one of: DESKTOP WEB" FORCE)
-ENDIF(NOT AVP_BUILD_TYPE)
-
-IF(NOT AVP_BUILD_TYPE STREQUAL "DESKTOP" AND NOT AVP_BUILD_TYPE STREQUAL "WEB")
-    MESSAGE(FATAL_ERROR "Invalid AVP_BUILD_TYPE setting ${AVP_BUILD_TYPE}; must be one of DESKTOP WEB")
-ENDIF(NOT AVP_BUILD_TYPE STREQUAL "DESKTOP" AND NOT AVP_BUILD_TYPE STREQUAL "WEB")
-
-SET(AVP_WEB "NO")
-IF(AVP_BUILD_TYPE STREQUAL "WEB")
-    SET(AVP_WEB "YES")
-ENDIF(AVP_BUILD_TYPE STREQUAL "WEB")
+option(AVP_WEB "Build a WASM binary (untested)")
 
 PROJECT(avp)