diff --git a/.github/workflows/sbom-builder.yml b/.github/workflows/sbom-builder.yml
index ddb715d..a6fe207 100644
--- a/.github/workflows/sbom-builder.yml
+++ b/.github/workflows/sbom-builder.yml
@@ -259,13 +259,10 @@ jobs:
           steps.config.outputs.component_id != '' && !inputs.dry_run
           && (steps.config.outputs.source_type == 'docker'
               || steps.config.outputs.source_type == 'chainguard')
-          && steps.config.outputs.product_id != ''
         run: |
           source scripts/lib/common.sh
           source scripts/lib/sbomify-api.sh
           if sbomify_digest_exists \
-              "${{ steps.config.outputs.product_id }}" \
-              "${{ steps.config.outputs.version }}" \
               "${{ steps.config.outputs.component_id }}" \
               "${{ steps.digest.outputs.image_digest }}"; then
             echo "Digest already exists, skipping upload"
@@ -319,18 +316,16 @@ jobs:
           UPLOAD: true
           PRODUCT_RELEASE: ${{ steps.config.outputs.product_release }}
 
-      - name: Cleanup old release artifacts
+      - name: Cleanup old SBOMs
         if: >-
-          steps.config.outputs.product_id != '' && !inputs.dry_run
+          steps.config.outputs.component_id != '' && !inputs.dry_run
           && steps.upload-decision.outputs.should_upload == 'true'
           && (steps.config.outputs.source_type == 'docker'
               || steps.config.outputs.source_type == 'chainguard')
         run: |
           source scripts/lib/common.sh
           source scripts/lib/sbomify-api.sh
-          sbomify_cleanup_old_artifacts \
-            "${{ steps.config.outputs.product_id }}" \
-            "${{ steps.config.outputs.version }}" \
+          sbomify_cleanup_old_sboms \
             "${{ steps.config.outputs.component_id }}" \
             "${{ steps.digest.outputs.image_digest }}"
         env:
diff --git a/scripts/lib/sbomify-api.sh b/scripts/lib/sbomify-api.sh
index 714696f..1a39601 100644
--- a/scripts/lib/sbomify-api.sh
+++ b/scripts/lib/sbomify-api.sh
@@ -10,53 +10,33 @@ set -euo pipefail
 
 SBOMIFY_API="${SBOMIFY_API_URL:-https://app.sbomify.com}"
 
-# Check if a release artifact already has this digest version
-# Usage: sbomify_digest_exists <product_id> <tag_version> <component_id> <digest>
+# Check if a component already has an SBOM with this digest as version
+# Usage: sbomify_digest_exists <component_id> <digest>
 # Returns: 0 if exists, 1 if not
 sbomify_digest_exists() {
-    local product_id="$1" tag_version="$2" component_id="$3" digest="$4"
+    local component_id="$1" digest="$2"
 
-    # Find the release
-    local releases release_id
-    releases=$(curl -fsSL -H "Authorization: Bearer ${SBOMIFY_TOKEN}" \
-        "${SBOMIFY_API}/api/v1/releases?product_id=${product_id}&version=${tag_version}")
-    release_id=$(echo "$releases" | jq -r --arg v "$tag_version" \
-        '.items[] | select(.version == $v) | .id' | head -1)
-
-    [[ -z "$release_id" ]] && return 1  # No release → digest doesn't exist
-
-    # Check artifacts for matching digest
-    local artifacts
-    artifacts=$(curl -fsSL -H "Authorization: Bearer ${SBOMIFY_TOKEN}" \
-        "${SBOMIFY_API}/api/v1/releases/${release_id}/artifacts?mode=existing")
-    echo "$artifacts" | jq -e --arg cid "$component_id" --arg d "$digest" \
-        '.items[] | select(.component_id == $cid and .sbom_version == $d)' > /dev/null 2>&1
+    local sboms
+    sboms=$(curl -fsSL -H "Authorization: Bearer ${SBOMIFY_TOKEN}" \
+        "${SBOMIFY_API}/api/v1/components/${component_id}/sboms")
+    echo "$sboms" | jq -e --arg d "$digest" \
+        '.items[] | select(.sbom.version == $d)' > /dev/null 2>&1
 }
 
-# Remove old artifacts for a component from a release (keep only current digest)
-# Usage: sbomify_cleanup_old_artifacts <product_id> <tag_version> <component_id> <current_digest>
-sbomify_cleanup_old_artifacts() {
-    local product_id="$1" tag_version="$2" component_id="$3" current_digest="$4"
-
-    # Find the release
-    local releases release_id
-    releases=$(curl -fsSL -H "Authorization: Bearer ${SBOMIFY_TOKEN}" \
-        "${SBOMIFY_API}/api/v1/releases?product_id=${product_id}&version=${tag_version}")
-    release_id=$(echo "$releases" | jq -r --arg v "$tag_version" \
-        '.items[] | select(.version == $v) | .id' | head -1)
-
-    [[ -z "$release_id" ]] && return 0  # No release → nothing to clean
+# Remove old SBOMs for a component (keep only current digest)
+# Usage: sbomify_cleanup_old_sboms <component_id> <current_digest>
+sbomify_cleanup_old_sboms() {
+    local component_id="$1" current_digest="$2"
 
-    # Find old artifacts for this component with different digest
-    local old_ids
-    old_ids=$(curl -fsSL -H "Authorization: Bearer ${SBOMIFY_TOKEN}" \
-        "${SBOMIFY_API}/api/v1/releases/${release_id}/artifacts?mode=existing" | \
-        jq -r --arg cid "$component_id" --arg d "$current_digest" \
-        '.items[] | select(.component_id == $cid and .sbom_version != $d) | .id')
+    local sboms old_ids
+    sboms=$(curl -fsSL -H "Authorization: Bearer ${SBOMIFY_TOKEN}" \
+        "${SBOMIFY_API}/api/v1/components/${component_id}/sboms")
+    old_ids=$(echo "$sboms" | jq -r --arg d "$current_digest" \
+        '.items[] | select(.sbom.version != $d) | .sbom.id')
 
-    for artifact_id in $old_ids; do
-        log_info "Removing old artifact ${artifact_id} from release ${release_id}"
+    for sbom_id in $old_ids; do
+        log_info "Removing old SBOM ${sbom_id} from component ${component_id}"
         curl -fsSL -X DELETE -H "Authorization: Bearer ${SBOMIFY_TOKEN}" \
-            "${SBOMIFY_API}/api/v1/releases/${release_id}/artifacts/${artifact_id}"
+            "${SBOMIFY_API}/api/v1/sboms/sbom/${sbom_id}" || true
     done
 }