diff --git a/json/backend/tests/testData/formatting/HugeJsonFile.json b/json/backend/tests/testData/formatting/HugeJsonFilePerformance.json
similarity index 100%
rename from json/backend/tests/testData/formatting/HugeJsonFile.json
rename to json/backend/tests/testData/formatting/HugeJsonFilePerformance.json
diff --git a/json/backend/tests/testData/formatting/HugeJsonFile_after.json b/json/backend/tests/testData/formatting/HugeJsonFilePerformance_after.json
similarity index 100%
rename from json/backend/tests/testData/formatting/HugeJsonFile_after.json
rename to json/backend/tests/testData/formatting/HugeJsonFilePerformance_after.json
diff --git a/plugins/xpath/xpath-lang/testData/xpath/generator/manySiblings.xml b/plugins/xpath/xpath-lang/testData/xpath/generator/manySiblingsPerformance.xml
similarity index 100%
rename from plugins/xpath/xpath-lang/testData/xpath/generator/manySiblings.xml
rename to plugins/xpath/xpath-lang/testData/xpath/generator/manySiblingsPerformance.xml