diff --git a/README.md b/README.md
index 7ced4e4..ef8aca6 100644
--- a/README.md
+++ b/README.md
@@ -28,7 +28,7 @@ GTest is required for building the test cases target. To build the target and ru
 
 ```bash
 mkdir build && cd build
-cmake -DBUILD_TESTING_EVSE_SECURITY=ON -DCMAKE_INSTALL_PREFIX=./dist ..
+cmake -DBUILD_TESTING_EVSE_SECURITY=ON -DCMAKE_BUILD_TYPE=Debug -DCMAKE_INSTALL_PREFIX=./dist ..
 make -j$(nproc) install
 cd tests
 ./tests