diff --git a/CMakeLists.txt b/CMakeLists.txt
index e1d3ca0..ec2e58f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -64,6 +64,9 @@ set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -DDEBUG")
 option(BUILD_SHARED_LIBS "build as shared library" ON)
 option(BUILD_STATIC_LIBS "build as static library" OFF)
 
+set(CMAKE_CXX_VISIBILITY_PRESET hidden)
+set(CMAKE_VISIBILITY_INLINES_HIDDEN 1)
+
 if(BUILD_SHARED_LIBS)
 add_library(tinyxml2 SHARED tinyxml2.cpp tinyxml2.h)
 
diff --git a/tinyxml2.h b/tinyxml2.h
index ffc9797..332e124 100755
--- a/tinyxml2.h
+++ b/tinyxml2.h
@@ -72,6 +72,8 @@ distribution.
 #   else
 #       define TINYXML2_LIB
 #   endif
+#elif __GNUC__ >= 4
+#   define TINYXML2_LIB __attribute__((visibility("default")))
 #else
 #   define TINYXML2_LIB
 #endif