diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2ddeeec2ba2b71d297d0d120a23cb914db9d3ee4..ef6cd267497d3d6384018db3e01954d24f34196b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -169,6 +169,7 @@ if(MSVC)
                "OPENDHT_PROXY_SERVER;"
                "OPENDHT_PUSH_NOTIFICATIONS;"
                "NATPMP_STATICLIB;"
+               "NDEBUG;"
            ">"
            "_USE_MATH_DEFINES;"
            "_SCL_SECURE_NO_WARNINGS;"