diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -24,6 +24,12 @@
 include(AddCompilerFlags)
 remove_compiler_flags(-DNDEBUG)
 
+# Default to RelWithDebInfo configuration
+if(NOT CMAKE_BUILD_TYPE)
+	set(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING
+		"Select the configuration for the build" FORCE)
+endif()
+
 # Ensure that WINDRES_PREPROC is enabled when using windres.
 if(${CMAKE_SYSTEM_NAME} MATCHES "Windows")
 	list(APPEND CMAKE_RC_FLAGS "-DWINDRES_PREPROC")