diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 8429621..2f2564a 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -2,13 +2,8 @@ cmake_minimum_required(VERSION 2.8)
 
 message(STATUS "Configuring telebotxx")
 
-# Add required gcc flags
-# For Windows we suppress all warnings because of Boost garbage :(
-if(NOT WIN32)
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
-else(NOT WIN32)
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -w")
-endif(NOT WIN32)
+# Add required compiler flags
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
 
 # Put compiled library to 'lib' directory
 set(LIBRARY_OUTPUT_PATH "../lib")
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 1329881..f63a252 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -9,12 +9,12 @@ add_definitions(-DBOOST_TEST_DYN_LINK)
 find_package(Boost REQUIRED COMPONENTS unit_test_framework system)
 include_directories(${Boost_INCLUDE_DIRS})
 
-# Add required gcc flags
+# Add required compiler flags
 # For Windows we suppress all warnings because of Boost garbage :(
 if(NOT WIN32)
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++1y -Wall")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
 else(NOT WIN32)
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++1y -w")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -w")
 endif(NOT WIN32)
 
 set(EXECUTABLE_OUTPUT_PATH "${PROJECT_SOURCE_DIR}/tests")