diff --git a/autotest.sh b/autotest.sh
index d7d80e16a6..004927be53 100755
--- a/autotest.sh
+++ b/autotest.sh
@@ -34,9 +34,8 @@ if hash lcov; then
 		--rc geninfo_all_blocks=1
 		"
 	export LCOV="lcov $LCOV_OPTS --no-external"
-	export GENHTML="genhtml $LCOV_OPTS"
 	# zero out coverage data
-	$LCOV -q -c -i -t "Baseline" -d $src -o $out/cov_base.info
+	$LCOV -q -c -i -t "Baseline" -d $src -o cov_base.info
 fi
 
 # Make sure the disks are clean (no leftover partition tables)
@@ -150,9 +149,8 @@ process_core
 
 if hash lcov; then
 	# generate coverage data and combine with baseline
-	$LCOV -q -c -d $src -t "$(hostname)" -o $out/cov_test.info
-	$LCOV -q -a $out/cov_base.info -a $out/cov_test.info -o $out/cov_total.info
-	$GENHTML $out/cov_total.info -t "$(hostname)" -o $out/coverage
-	chmod -R a+rX $out/coverage
+	$LCOV -q -c -d $src -t "$(hostname)" -o cov_test.info
+	$LCOV -q -a cov_base.info -a cov_test.info -o $out/cov_total.info
 	find . -name "*.gcda" -delete
+	rm -f cov_base.info cov_test.info
 fi