diff --git a/opm/parser/eclipse/python/CMakeLists.txt b/opm/parser/eclipse/python/CMakeLists.txt
index 1b11eff5d..922360d86 100644
--- a/opm/parser/eclipse/python/CMakeLists.txt
+++ b/opm/parser/eclipse/python/CMakeLists.txt
@@ -1,5 +1,6 @@
 find_package (PythonInterp REQUIRED)
 find_package (ERTPython)
+find_package (Cwrap)
 
 if (ERT_PYTHON_PATH) 
    add_subdirectory( c_inter )
diff --git a/opm/parser/eclipse/python/cmake/python.cmake b/opm/parser/eclipse/python/cmake/python.cmake
index fa3964da6..6baf54904 100644
--- a/opm/parser/eclipse/python/cmake/python.cmake
+++ b/opm/parser/eclipse/python/cmake/python.cmake
@@ -57,6 +57,6 @@ function (addPythonTest TEST_NAME TEST_CLASS)
     if(TEST_OPTIONS_ENVIRONMENT)
         set_property(TEST python.tests.${TEST_NAME} PROPERTY ENVIRONMENT ${TEST_OPTIONS_ENVIRONMENT})
     endif()
-    set_property(TEST python.tests.${TEST_NAME} PROPERTY ENVIRONMENT "PYTHONPATH=${ERT_PYTHON_PATH}:${PYTHONPATH}")
+    set_property(TEST python.tests.${TEST_NAME} PROPERTY ENVIRONMENT "PYTHONPATH=${ERT_PYTHON_PATH}:${CWRAP_PYTHON_PATH}:${PYTHONPATH}")
 endfunction(addPythonTest)