diff --git a/.github/workflows/make.yml b/.github/workflows/make.yml
index bc4ce5f..f9c5eb6 100644
--- a/.github/workflows/make.yml
+++ b/.github/workflows/make.yml
@@ -85,6 +85,8 @@ jobs:
       - run: pip3 install -r cython/requirements.txt
       - run: |
          cd cython/
+         cp -r ../lib lib
+         cp -r ../share share
          python3 setup.py build_ext --inplace
          pip3 install .
          cd ..
@@ -236,6 +238,8 @@ jobs:
           pip3 install -r test/requirements.txt
           pip3 install -r cython/requirements.txt
           cd cython/
+          cp -r ../lib lib
+          cp -r ../share share
           python3 setup.py build_ext --inplace
           pip3 install .
           cd ..
diff --git a/cython/sme_python_bridge.h b/cython/include/sme_python_bridge.h
similarity index 100%
rename from cython/sme_python_bridge.h
rename to cython/include/sme_python_bridge.h
diff --git a/cython/sme_synth_faster.h b/cython/include/sme_synth_faster.h
similarity index 100%
rename from cython/sme_synth_faster.h
rename to cython/include/sme_synth_faster.h
diff --git a/cython/setup.py b/cython/setup.py
index 0605fdb..d06e1d3 100644
--- a/cython/setup.py
+++ b/cython/setup.py
@@ -5,7 +5,7 @@
 import numpy as np
 from Cython.Build import cythonize
 
-lib_path = realpath(join(dirname(__file__), "../lib"))
+lib_path = realpath(join(dirname(__file__), "lib"))
 file_path = realpath(join(dirname(__file__), "smelib.pyx"))
 
 print("lib_path: " + lib_path)
diff --git a/cython/smelib.pyx b/cython/smelib.pyx
index 1c8cbfb..88e18a4 100644
--- a/cython/smelib.pyx
+++ b/cython/smelib.pyx
@@ -20,7 +20,7 @@ ctypedef short np_short_t
 ctypedef float np_float_t
 ctypedef long np_long_t
 
-cdef extern from "sme_python_bridge.h":
+cdef extern from "include/sme_python_bridge.h":
     cdef struct s_IDL_STRING:
         int slen
         short stype
@@ -56,7 +56,7 @@ cdef extern from "sme_python_bridge.h":
     const char * Python_GetLineOpacity(double wave, short nmu, double * lop, double * cop, double * scr, double * tsf, double * csf)
     const char * Python_GetLineRange(double * linerange, int nlines)
 
-cdef extern from "sme_synth_faster.h":
+cdef extern from "include/sme_synth_faster.h":
     int GetNLINES()
     short GetNRHOX()
     char * GetSPNAME()