diff --git a/.github/workflows/cth-test.yml b/.github/workflows/cth-test.yml
index 77119e1d2..cdd2a492d 100644
--- a/.github/workflows/cth-test.yml
+++ b/.github/workflows/cth-test.yml
@@ -65,7 +65,7 @@ jobs:
           -v "$(pwd)"/reports/css:/reports
           --env-file=./test/deploy/conformance.env
           --network="host"
-          solidproject/conformance-test-harness
+          solidproject/conformance-test-harness:${{ inputs.version }}
           --skip-teardown
           --output=/reports
           --target=https://github.com/solid/conformance-test-harness/css