diff --git a/languages/sql/CMakeLists.txt b/languages/sql/CMakeLists.txt
index eb5935be..4994f55e 100644
--- a/languages/sql/CMakeLists.txt
+++ b/languages/sql/CMakeLists.txt
@@ -18,6 +18,7 @@ include_directories(
   ${CMAKE_SOURCE_DIR}/lib/interfaces/extensions
   ${CMAKE_SOURCE_DIR}/lib/interfaces/external
   ${CMAKE_SOURCE_DIR}/lib/util
+  ${CMAKE_SOURCE_DIR}/languages/sql
   ${TDE_INCLUDE_DIR}
   ${TQT_INCLUDE_DIRS}
 )