diff --git a/gmshpy/CMakeLists.txt b/gmshpy/CMakeLists.txt
index 70a220b16b92960c792042343187740ae5f937f5..0860e1c565e6ac8c27f67ee0f58c7a65e734c480 100644
--- a/gmshpy/CMakeLists.txt
+++ b/gmshpy/CMakeLists.txt
@@ -70,7 +70,7 @@ if(ENABLE_PYTHON_LIB_API)
 endif(ENABLE_PYTHON_LIB_API)
 
 include(${SWIG_USE_FILE})
-include_directories(${PYTHON_INCLUDE_DIR})
+include_directories(${PYTHON_INCLUDE_PATH})
 
 foreach(module ${SWIG_MODULES})
   set_source_files_properties(${module}.i PROPERTIES CPLUSPLUS ON)