diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5e5636a..f20d069 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,3 @@
-
-
 #
 # Licensed to the Apache Software Foundation (ASF) under one
 # or more contributor license agreements. See the NOTICE file
@@ -20,7 +18,7 @@
 #
 
 
-cmake_minimum_required(VERSION 3.0.2)
+cmake_minimum_required(VERSION 2.8)
 
 project(thrift)
 
diff --git a/appveyor.yml b/appveyor.yml
index 0c5bfdf..4350083 100755
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -30,7 +30,7 @@
   BOOST_ROOT: c:\Libraries\boost
   BOOST_LIBRARYDIR: c:\Libraries\boost\stage\lib
 
-install:
+  install:
 - cinst cmake
 - cinst nsis
 - cinst ant
@@ -49,5 +49,5 @@
 - cmake --build . --config Release
 - cpack
 
-#TODO enable testing
-#TODO make it perfect ;-r
+TODO enable testing
+TODO make it perfect ;-r
diff --git a/compiler/cpp/CMakeLists.txt b/compiler/cpp/CMakeLists.txt
index 26bf7ca..ddbe9ea 100644
--- a/compiler/cpp/CMakeLists.txt
+++ b/compiler/cpp/CMakeLists.txt
@@ -17,6 +17,9 @@
 # under the License.
 #
 
+
+cmake_minimum_required(VERSION 2.8)
+
 # Windows has a different header
 if(MSVC)
     set(FLEX_FLAGS "--wincompat") # Don't use unistd.h on windows
@@ -49,7 +52,7 @@
 add_library(libparse STATIC ${libparse_SOURCES})
 
 # Create the thrift compiler
-set( thrift_SOURCES
+set( thrift_SOURCES 
     src/main.cc
     src/md5.c
     src/generate/t_generator.cc
diff --git a/lib/c_glib/CMakeLists.txt b/lib/c_glib/CMakeLists.txt
index 2c0ce76..b5cb696 100644
--- a/lib/c_glib/CMakeLists.txt
+++ b/lib/c_glib/CMakeLists.txt
@@ -17,6 +17,9 @@
 # under the License.
 #
 
+
+cmake_minimum_required(VERSION 2.8)
+
 # Find required packages
 find_package(GLIB REQUIRED COMPONENTS gobject)
 include_directories(${GLIB_INCLUDE_DIRS})
diff --git a/lib/cpp/CMakeLists.txt b/lib/cpp/CMakeLists.txt
index 2f066db..4c73986 100755
--- a/lib/cpp/CMakeLists.txt
+++ b/lib/cpp/CMakeLists.txt
@@ -17,6 +17,9 @@
 # under the License.
 #
 
+
+cmake_minimum_required(VERSION 2.8)
+
 # Find required packages
 if(WITH_BOOSTTHREADS)
   find_package(Boost 1.53.0 REQUIRED COMPONENTS system thread)
@@ -170,6 +173,7 @@
 endif()
 
 if(WITH_QT4)
+    cmake_minimum_required(VERSION 2.8.12)
     set(CMAKE_AUTOMOC ON)
     find_package(Qt4 REQUIRED COMPONENTS QtCore QtNetwork)
     ADD_LIBRARY_THRIFT(thriftqt ${thriftcppqt_SOURCES})
diff --git a/lib/cpp/src/thrift/qt/CMakeLists.txt b/lib/cpp/src/thrift/qt/CMakeLists.txt
index c657938..1758b3e 100644
--- a/lib/cpp/src/thrift/qt/CMakeLists.txt
+++ b/lib/cpp/src/thrift/qt/CMakeLists.txt
@@ -17,6 +17,9 @@
 # under the License.
 #
 
+
+cmake_minimum_required(VERSION 2.8.12)
+
 set( thriftcppqt5_SOURCES
     TQIODeviceTransport.cpp
     TQTcpServer.cpp
diff --git a/lib/cpp/test/CMakeLists.txt b/lib/cpp/test/CMakeLists.txt
index ba63a4d..a1c44c3 100644
--- a/lib/cpp/test/CMakeLists.txt
+++ b/lib/cpp/test/CMakeLists.txt
@@ -17,6 +17,7 @@
 # under the License.
 #
 
+
 # Find required packages
 set(Boost_USE_STATIC_LIBS ON) # Force the use of static boost test framework
 find_package(Boost 1.53.0 REQUIRED COMPONENTS unit_test_framework)
@@ -235,6 +236,7 @@
 endif()
 
 if(WITH_QT4)
+cmake_minimum_required(VERSION 2.8.12)
 set(CMAKE_AUTOMOC ON)
 find_package(Qt4 REQUIRED COMPONENTS QtTest)
 set(TQTcpServerTest_SOURCES
diff --git a/lib/cpp/test/qt/CMakeLists.txt b/lib/cpp/test/qt/CMakeLists.txt
index 5bb5eb2..e899791 100644
--- a/lib/cpp/test/qt/CMakeLists.txt
+++ b/lib/cpp/test/qt/CMakeLists.txt
@@ -17,6 +17,9 @@
 # under the License.
 #
 
+
+cmake_minimum_required(VERSION 2.8.12)
+
 set(CMAKE_AUTOMOC ON)
 find_package(Qt5 REQUIRED COMPONENTS Test)
 set(TQTcpServerTest_Qt5_SOURCES
@@ -25,3 +28,4 @@
 add_executable(TQTcpServerTest_Qt5 ${TQTcpServerTest_Qt5_SOURCES})
 target_link_libraries(TQTcpServerTest_Qt5 testgencpp_cob thriftqt5 thrift Qt5::Test)
 add_test(NAME TQTcpServerTest_Qt5 COMMAND TQTcpServerTest_Qt5)
+
diff --git a/lib/java/CMakeLists.txt b/lib/java/CMakeLists.txt
index ba11f34..e915078 100644
--- a/lib/java/CMakeLists.txt
+++ b/lib/java/CMakeLists.txt
@@ -17,6 +17,9 @@
 # under the License.
 #
 
+
+cmake_minimum_required(VERSION 2.8)
+
 if(IS_ABSOLUTE "${LIB_INSTALL_DIR}")
     set(JAVA_INSTALL_DIR "${LIB_INSTALL_DIR}/java")
 else()