diff --git a/.github/workflows/opencode-review.yml b/.github/workflows/opencode-review.yml
index 6ae26d68d..f3d93afa8 100644
--- a/.github/workflows/opencode-review.yml
+++ b/.github/workflows/opencode-review.yml
@@ -653,15 +653,10 @@ jobs:
             while IFS= read -r dockerfile; do
               [ -n "$dockerfile" ] || continue
               context_dir="$(dirname "$dockerfile")"
-              if [ "$context_dir" = "." ]; then
-                dockerfile_arg="$dockerfile"
-              else
-                dockerfile_arg="$(basename "$dockerfile")"
-              fi
               tag_suffix="$(printf '%s' "$dockerfile" | tr '[:upper:]' '[:lower:]' | tr '/.' '--' | tr -cd '[:alnum:]-' | cut -c1-80)"
               image_tag="opencode-review-${PR_HEAD_SHA:-head}-${tag_suffix}"
               run_and_capture "Docker build (${dockerfile})" \
-                docker build --pull=false -f "$dockerfile_arg" -t "$image_tag" "$context_dir"
+                docker build --pull=false -f "$dockerfile" -t "$image_tag" "$context_dir"
             done < <(git ls-files 'Dockerfile' '*/Dockerfile' 'Dockerfile.*' '*/Dockerfile.*')
             if has_changed_tracked_files 'docker-compose.yml' 'docker-compose.yaml' 'compose.yml' 'compose.yaml'; then
               for compose_file in docker-compose.yml docker-compose.yaml compose.yml compose.yaml; do
diff --git a/scripts/ci/test_strix_quick_gate.sh b/scripts/ci/test_strix_quick_gate.sh
index 363431591..d5a6d5f68 100755
--- a/scripts/ci/test_strix_quick_gate.sh
+++ b/scripts/ci/test_strix_quick_gate.sh
@@ -648,7 +648,7 @@ assert_opencode_review_uses_codegraph_and_gpt5_fallback() {
 	assert_file_contains "$workflow_file" "check:python-docstrings" "opencode coverage evidence can use repository Python docstring gates exposed through package scripts"
 	assert_file_contains "$workflow_file" "Coverage execution evidence" "opencode evidence exposes coverage measurement to the review model"
 	assert_file_contains "$workflow_file" 'context_dir="$(dirname "$dockerfile")"' "opencode Docker evidence builds each Dockerfile from its containing directory"
-	assert_file_contains "$workflow_file" 'docker build --pull=false -f "$dockerfile_arg" -t "$image_tag" "$context_dir"' "opencode Docker evidence uses a context-relative Dockerfile argument"
+	assert_file_contains "$workflow_file" 'docker build --pull=false -f "$dockerfile" -t "$image_tag" "$context_dir"' "opencode Docker evidence keeps Dockerfile paths relative to the source checkout"
 	assert_file_contains "$workflow_file" "has_changed_tracked_files 'docker-compose.yml' 'docker-compose.yaml' 'compose.yml' 'compose.yaml'" "opencode Docker evidence runs compose checks only when compose files changed"
 	assert_file_contains "$workflow_file" "Coverage and Docstring coverage labels must cite Coverage execution evidence showing supported repository test suites passed" "opencode approval requires passing test evidence when coverage is applicable"
 	assert_file_contains "$workflow_file" "or explicitly cite Coverage execution evidence as not applicable because no supported source files or package manifests were found" "opencode approval permits only evidence-backed no-source coverage N/A"