diff --git a/QA/tests/o2_ccca/o2-ccca.nw b/QA/tests/o2_ccca/o2_ccca.nw
similarity index 100%
rename from QA/tests/o2_ccca/o2-ccca.nw
rename to QA/tests/o2_ccca/o2_ccca.nw
diff --git a/QA/tests/o2_ccca/o2-ccca.output b/QA/tests/o2_ccca/o2_ccca.out
similarity index 100%
rename from QA/tests/o2_ccca/o2-ccca.output
rename to QA/tests/o2_ccca/o2_ccca.out