diff --git a/CMakeLists.txt b/CMakeLists.txt
index af5af5fce088..36a75aaf7114 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -122,6 +122,7 @@ IF (WIN32)
   SET (QGIS_BIN_DIR    ${CMAKE_INSTALL_PREFIX})
   SET (QGIS_DATA_DIR   ${CMAKE_INSTALL_PREFIX})
   SET (QGIS_PLUGIN_DIR ${CMAKE_INSTALL_PREFIX}/plugins)
+  SET (QGIS_INCLUDE_DIR ${CMAKE_INSTALL_PREFIX}/include)
 
 ELSE (WIN32)