diff --git a/indra/CMakeLists.txt b/indra/CMakeLists.txt
index d18f238728..770297e0f8 100644
--- a/indra/CMakeLists.txt
+++ b/indra/CMakeLists.txt
@@ -33,7 +33,7 @@ if (NOT CMAKE_BUILD_TYPE)
 endif (NOT CMAKE_BUILD_TYPE)
 
 #<FS:AW optional opensim support>
-set(HAS_OPENSIM_SUPPORT OFF)
+set(HAS_OPENSIM_SUPPORT ON)
 if (HAS_OPENSIM_SUPPORT)
   add_definitions(-DHAS_OPENSIM_SUPPORT=1)
   message("compiling with OpenSim support")