diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7329f0bf..8b2e4bb7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -118,7 +118,7 @@ option(ENABLE_TESTS     "Set to OFF to disable building SimGear's test applicati
 option(ENABLE_SOUND     "Set to OFF to disable building SimGear's sound support" ON)
 option(ENABLE_PKGUTIL   "Set to ON to build the sg_pkgutil application (default)" ON)
 option(ENABLE_CURL      "Set to ON to use libCurl as the HTTP client backend" OFF)
-option(ENABLE_DNS       "Set to ON to use udns library and DNS service resolver" OFF)
+option(ENABLE_DNS       "Set to ON to use udns library and DNS service resolver" ON)
 
 if (MSVC)
   GET_FILENAME_COMPONENT(PARENT_DIR ${PROJECT_BINARY_DIR} PATH)