diff --git a/cmake/install.inc b/cmake/install.inc
index 5344163f2306ce36c89ffe46f2aabcb3d61057e4..9bbcc2cf40520a9ab5e7aa4d19f46b47b6b42192 100755
--- a/cmake/install.inc
+++ b/cmake/install.inc
@@ -13,7 +13,7 @@ ELSEIF (TD_WINDOWS)
   INSTALL(DIRECTORY ${TD_COMMUNITY_DIR}/src/connector/go     DESTINATION connector)
   INSTALL(DIRECTORY ${TD_COMMUNITY_DIR}/src/connector/nodejs DESTINATION connector)
   INSTALL(DIRECTORY ${TD_COMMUNITY_DIR}/src/connector/python DESTINATION connector)
-  INSTALL(DIRECTORY ${TD_COMMUNITY_DIR}/src/connector/C# DESTINATION connector)
+  INSTALL(DIRECTORY ${TD_COMMUNITY_DIR}/src/connector/C\# DESTINATION connector)
   INSTALL(DIRECTORY ${TD_COMMUNITY_DIR}/tests/examples DESTINATION .)
   INSTALL(DIRECTORY ${TD_COMMUNITY_DIR}/packaging/cfg DESTINATION .)
   INSTALL(FILES ${TD_COMMUNITY_DIR}/src/inc/taos.h DESTINATION include)