diff --git a/Makefile.am b/Makefile.am
index 762a51c140..bbae039f59 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -65,10 +65,11 @@ cov-reset: cov-reset-common
 cov-report:
 		@mkdir $(top_builddir)/coverage
 		lcov -c -o $(top_builddir)/coverage/coverage.info -d $(top_builddir) \
-			 --rc lcov_branch_coverage=1
+			 --rc branch_coverage=1
 		lcov -r $(top_builddir)/coverage/coverage.info '*/tests/*' '*/suites/*' '/usr*' \
+			 '*proposal_keywords_static.*' \
 			 -o $(abs_top_builddir)/coverage/coverage.cleaned.info \
-			 --rc lcov_branch_coverage=1
+			 --rc branch_coverage=1
 		genhtml --num-spaces 4 --legend --branch-coverage --ignore-errors source \
 				-t "$(PACKAGE_STRING)" \
 				-o $(top_builddir)/coverage/html \