diff --git a/signer/core/testdata/expfail_extradata-2.json b/signer/core/testdata/expfail_extradata.json
similarity index 100%
rename from signer/core/testdata/expfail_extradata-2.json
rename to signer/core/testdata/expfail_extradata.json
diff --git a/signer/core/testdata/expfail_extradata-1.json b/signer/core/testdata/expfail_nonexistant_type2.json
similarity index 100%
rename from signer/core/testdata/expfail_extradata-1.json
rename to signer/core/testdata/expfail_nonexistant_type2.json