diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0b22f0918..5f0c72ce1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -197,7 +197,7 @@ install(TARGETS ${PROJECT_NAME}
 install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR_AUTOGENERATED}/Bindings DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}")
 
 #########################################################
-option(LIB3MF_TESTS "Switch whether the tests of lib3mf should be build" ON)
+option(LIB3MF_TESTS "Switch whether the tests of lib3mf should be build" OFF)
 message("LIB3MF_TESTS ... " ${LIB3MF_TESTS})
 
 if(LIB3MF_TESTS)