diff --git a/payloads/libpayload/tests/Makefile.mk b/payloads/libpayload/tests/Makefile.mk
index a6cee5f480..9ab8c3b71c 100644
--- a/payloads/libpayload/tests/Makefile.mk
+++ b/payloads/libpayload/tests/Makefile.mk
@@ -273,7 +273,7 @@ clean-junit.xml-unit-tests:
 
 ifeq ($(COV),1)
 coverage-report:
-	lcov -o $(testobj)/tests.info -c -d $(testobj) --exclude '$(testsrc)/*'
+	lcov --ignore-errors inconsistent -o $(testobj)/tests.info -c -d $(testobj) --exclude '$(testsrc)/*'
 	genhtml -q -o $(coverage-dir) -t "coreboot unit tests" -s $(testobj)/tests.info
 
 clean-coverage-report:
diff --git a/tests/Makefile.mk b/tests/Makefile.mk
index f3f122dd38..08ba3dc3cb 100644
--- a/tests/Makefile.mk
+++ b/tests/Makefile.mk
@@ -149,7 +149,7 @@ clean-junit.xml-unit-tests:
 ifeq ($(COV),1)
 coverage-report:
 	lcov -o $(testobj)/tests.info -c -d $(testobj) --exclude '$(testsrc)/*'
-	genhtml -q -o $(testobj)/$(coverage_dir) -t "coreboot unit tests" \
+	genhtml --ignore-errors inconsistent,corrupt -q -o $(testobj)/$(coverage_dir) -t "coreboot unit tests" \
 	-s $(testobj)/tests.info
 
 clean-coverage-report: