diff --git a/CMakeLists.txt b/CMakeLists.txt
index f992a8d6af4..033ae81ffc3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -119,6 +119,7 @@ endif()
 cmake_dependent_option(BUILD_WALLET_TOOL "Build bitcoin-wallet tool." ${BUILD_TESTS} "ENABLE_WALLET" OFF)
 
 option(REDUCE_EXPORTS "Attempt to reduce exported symbols in the resulting executables." OFF)
+option(CMAKE_COMPILE_WARNING_AS_ERROR "Treat compiler warnings as errors." OFF)
 option(WITH_CCACHE "Attempt to use ccache for compiling." ON)
 
 option(WITH_ZMQ "Enable ZMQ notifications." OFF)