diff --git a/CMakeLists.txt b/CMakeLists.txt
index 350d0a3..4fb8d99 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -99,7 +99,7 @@ ExternalProject_Add(
     CMAKE_ARGS
     -DLIBRARY_TYPE:STRING=${LIBRARY_TYPE}
     -DTARGET_OS:STRING=${TARGET_OS}
-    -DWEBRTC_OUTPUT_DIR:PATH=${CMAKE_BINARY_DIR}/webrtc/src/out/$<$<CONFIG:Debug>:Debug>$<$<CONFIG:Release>:Release>$<$<CONFIG:RelWithDebInfo>:Release>$<$<CONFIG:MinSizeRel>:Release>
+    -DWEBRTC_OUTPUT_DIR:PATH=${CMAKE_BINARY_DIR}/webrtc/src/out/${_CONFIG}
     -DWEBRTC_SOURCE_DIR:PATH=${CMAKE_BINARY_DIR}/webrtc/src/webrtc
     -DCMAKE_INSTALL_PREFIX:PATH=${CMAKE_BINARY_DIR}
     -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}