diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..17cb031
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+/3rdpty/expat
+/3rdpty/jsoncpp
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 9789728..ff4a874 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -123,5 +123,5 @@ if(CM_UTIL_SUPPORT_XML)
 endif()
 
 IF(CM_UTIL_SUPPORT_JSON)
-    target_link_libraries(CMUtil PRIVATE jsoncpp_lib jsoncpp_object JsonCpp::JsonCpp)
+    target_link_libraries(CMUtil PRIVATE JsonCpp::JsonCpp)
 ENDIF(CM_UTIL_SUPPORT_JSON)