diff --git a/lib/gtest/CMakeLists.txt b/lib/gtest/CMakeLists.txt
index 316ea141..76c51ba9 100644
--- a/lib/gtest/CMakeLists.txt
+++ b/lib/gtest/CMakeLists.txt
@@ -2,5 +2,7 @@ cmake_minimum_required(VERSION 2.8)
 
 include_directories(. include)
 
+add_definitions(-DGTEST_HAS_TR1_TUPLE=0)
+
 # gtest-all.cc includes all other sources
 add_library(gtest STATIC src/gtest-all.cc)
diff --git a/test/unit/CMakeLists.txt b/test/unit/CMakeLists.txt
index b38e7b28..f12c3a22 100644
--- a/test/unit/CMakeLists.txt
+++ b/test/unit/CMakeLists.txt
@@ -51,6 +51,8 @@ file(COPY ${TEST_FILES} DESTINATION ${CMAKE_RUNTIME_OUTPUT_DIRECTORY})
 
 # Targets
 
+add_definitions(-DGTEST_HAS_TR1_TUPLE=0)
+
 add_executable(colobot_ut ${UT_SOURCES})
 target_link_libraries(colobot_ut ${LIBS})