diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5e9ae6d6..ac29d484 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -35,7 +35,7 @@ stop()
 endif()
 EXEC_PROGRAM(cat ARGS "${JSONCPP_INCLUDE_DIRS}/json/version.h |grep JSONCPP_VERSION_STRING|sed s'/.*define/define/'|awk '{printf $3}'|sed s'/\"//g'" OUTPUT_VARIABLE jsoncpp_ver)
 message(STATUS "jsoncpp verson:" ${jsoncpp_ver})
-if(jsoncpp_ver LESS 1.8)
+if(jsoncpp_ver LESS 1.7)
 MESSAGE(STATUS "jsoncpp lib is too old,please get new version from https://github.com/open-source-parsers/jsoncpp")
 stop()
 endif()