diff --git a/src/Mod/Surface/Gui/CMakeLists.txt b/src/Mod/Surface/Gui/CMakeLists.txt
index 83ee775700..36bb016d40 100644
--- a/src/Mod/Surface/Gui/CMakeLists.txt
+++ b/src/Mod/Surface/Gui/CMakeLists.txt
@@ -10,7 +10,7 @@ include_directories(
     ${CMAKE_BINARY_DIR}/src
     ${CMAKE_CURRENT_BINARY_DIR}
     ${Boost_INCLUDE_DIRS}
-    ${COIN3D_INCLUDE_DIR}
+    ${COIN3D_INCLUDE_DIRS}
     ${OCC_INCLUDE_DIR}
     ${PYTHON_INCLUDE_DIRS}
     ${XercesC_INCLUDE_DIRS}