diff --git a/CMakeLists.txt b/CMakeLists.txt
index 965a3b38b..b3825bf70 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -22,7 +22,7 @@ if(NOT CMAKE_CXX_STANDARD)
   set(CMAKE_CXX_EXTENSIONS OFF)
 endif(NOT CMAKE_CXX_STANDARD)
 
-option(LEVELDB_PORTS "Include LevelDB's ports" OFF)
+option(LEVELDB_PORTS "Include LevelDB's ports" ON)
 option(LEVELDB_BUILD_TESTS "Build LevelDB's unit tests" OFF)
 option(LEVELDB_BUILD_BENCHMARKS "Build LevelDB's benchmarks" OFF)
 option(LEVELDB_INSTALL "Install LevelDB's header and library" OFF)