diff --git a/Makefile b/Makefile
index 5b2ad16..85fa093 100644
--- a/Makefile
+++ b/Makefile
@@ -145,14 +145,7 @@
 	tests/ssl-opt.sh
 
 lcov:
-	rm -rf Coverage
-	lcov --capture --initial --directory library -o files.info
-	lcov --rc lcov_branch_coverage=1 --capture --directory library -o tests.info
-	lcov --rc lcov_branch_coverage=1 --add-tracefile files.info --add-tracefile tests.info -o all.info
-	lcov --rc lcov_branch_coverage=1 --remove all.info -o final.info '*.h'
-	gendesc tests/Descriptions.txt -o descriptions
-	genhtml --title "mbed TLS" --description-file descriptions --keep-descriptions --legend --branch-coverage -o Coverage final.info
-	rm -f files.info tests.info all.info final.info descriptions
+	scripts/lcov.sh
 
 apidoc:
 	mkdir -p apidoc