diff --git a/unittest/CMakeLists.txt b/unittest/CMakeLists.txt
index 0fc88bf8a045e7c4c5d88f91253b52f43ec190b3..e1356f6d4d4ca6557cf4f906b5445d99a8660138 100644
--- a/unittest/CMakeLists.txt
+++ b/unittest/CMakeLists.txt
@@ -57,9 +57,11 @@ function(config_test test tagname opttype)
   add_lib_unit_test(${MODNAME})
   set(PYTHON_TEST_NAME "py-${test}-${tagname}")
   add_test(NAME ${PYTHON_TEST_NAME}
-           COMMAND ${PYTHON_EXECUTABLE} "${CMAKE_CURRENT_BINARY_DIR}/python/${py_file}")
+           COMMAND ${PYTHON_EXECUTABLE}
+                   "${CMAKE_CURRENT_BINARY_DIR}/python/${py_file}")
   compute_pythonpath(ENV_VARIABLES "unittest")
-  set_tests_properties(${PYTHON_TEST_NAME} PROPERTIES ENVIRONMENT "${ENV_VARIABLES}")
+  set_tests_properties(${PYTHON_TEST_NAME} PROPERTIES ENVIRONMENT
+                                                      "${ENV_VARIABLES}")
 endfunction()
 
 config_test(variant boost "boost::variant")