diff --git a/CMakeLists.txt b/CMakeLists.txt
index ffee487..f864f88 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -112,7 +112,7 @@ ExternalProject_Add(
     -DINSTALL_CMAKE_DIR:PATH=${CMAKE_BINARY_DIR}/lib/cmake/LibWebRTC
     -DTARGET_OS:STRING=${TARGET_OS}
     -DWEBRTC_OUTPUT_DIR:PATH=${CMAKE_BINARY_DIR}/webrtc/src/out/${_CONFIG}
-    -DWEBRTC_SOURCE_DIR:PATH=${CMAKE_BINARY_DIR}/webrtc/src/webrtc
+    -DWEBRTC_SOURCE_DIR:PATH=${CMAKE_BINARY_DIR}/webrtc/src
 )
 
 if (BUILD_SAMPLE)
diff --git a/libwebrtc/CMakeLists.txt b/libwebrtc/CMakeLists.txt
index aed7b21..1ee3196 100644
--- a/libwebrtc/CMakeLists.txt
+++ b/libwebrtc/CMakeLists.txt
@@ -45,9 +45,6 @@ set_target_properties(webrtc PROPERTIES
 install(DIRECTORY ${WEBRTC_SOURCE_DIR}
         DESTINATION "include"
         FILES_MATCHING PATTERN "*.h")
-install(DIRECTORY "${WEBRTC_SOURCE_DIR}/../third_party/jsoncpp/source/include/"
-        DESTINATION "include/third_party"
-        FILES_MATCHING PATTERN "*.h")
 
 #
 # Install library