diff --git a/plugins/objectdetector/package-lock.json b/plugins/objectdetector/package-lock.json
index db2e72a0d..02906f0e8 100644
--- a/plugins/objectdetector/package-lock.json
+++ b/plugins/objectdetector/package-lock.json
@@ -1,12 +1,12 @@
 {
    "name": "@scrypted/objectdetector",
-   "version": "0.1.27",
+   "version": "0.1.28",
    "lockfileVersion": 2,
    "requires": true,
    "packages": {
       "": {
          "name": "@scrypted/objectdetector",
-         "version": "0.1.27",
+         "version": "0.1.28",
          "license": "Apache-2.0",
          "dependencies": {
             "@scrypted/common": "file:../../common",
diff --git a/plugins/objectdetector/package.json b/plugins/objectdetector/package.json
index 81d6ab748..d3aff9699 100644
--- a/plugins/objectdetector/package.json
+++ b/plugins/objectdetector/package.json
@@ -1,6 +1,6 @@
 {
    "name": "@scrypted/objectdetector",
-   "version": "0.1.27",
+   "version": "0.1.28",
    "description": "Scrypted Video Analysis Plugin. Installed alongside a detection service like OpenCV or TensorFlow.",
    "author": "Scrypted",
    "license": "Apache-2.0",
diff --git a/plugins/objectdetector/src/main.ts b/plugins/objectdetector/src/main.ts
index 557ec8423..64e16d411 100644
--- a/plugins/objectdetector/src/main.ts
+++ b/plugins/objectdetector/src/main.ts
@@ -918,7 +918,7 @@ class ObjectDetectorMixin extends MixinDeviceBase<ObjectDetection> implements Mi
 
   async releaseMixin(id: string, mixinDevice: ObjectDetectionMixin) {
     this.currentMixins.delete(mixinDevice);
-    return mixinDevice.release();
+    return mixinDevice?.release();
   }
 
   release(): void {
@@ -1185,7 +1185,7 @@ export class ObjectDetectionPlugin extends AutoenableMixinProvider implements Se
     // what does this mean to make a mixin provider no longer available?
     // just ignore it until reboot?
     this.currentMixins.delete(mixinDevice);
-    return mixinDevice.release();
+    return mixinDevice?.release();
   }
 
   async getCreateDeviceSettings(): Promise<Setting[]> {