diff --git a/cmake/plugin.cmake b/cmake/plugin.cmake
index 31291d26..fad52814 100644
--- a/cmake/plugin.cmake
+++ b/cmake/plugin.cmake
@@ -34,6 +34,11 @@ MACRO(MYSQL_ADD_PLUGIN)
     "LINK_LIBRARIES;DEPENDENCIES"
     ${ARGN}
   )
+
+  IF(WITHOUT_SERVER OR ARG_CLIENT)
+  INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}/include)
+  ENDIF()
+
   IF(NOT WITHOUT_SERVER OR ARG_CLIENT)

   # Add common include directories