diff --git a/wrap/python/tests/Makefile.am b/wrap/python/tests/Makefile.am
index 406cf1a7e..b75a1d3b9 100644
--- a/wrap/python/tests/Makefile.am
+++ b/wrap/python/tests/Makefile.am
@@ -25,7 +25,7 @@ EXTRA_DIST = \
   $(TESTS) \
   ltl2tgba.py
 
-TESTS_ENVIRONMENT = ./run
+LOG_COMPILER = ./run
 # ensure run is rebuilt before the tests are run.
 check_SCRIPTS = run