diff --git a/.github/workflows/blank.yml b/.github/workflows/blank.yml
index b9b6d688..99984538 100644
--- a/.github/workflows/blank.yml
+++ b/.github/workflows/blank.yml
@@ -22,7 +22,7 @@ jobs:
         run: npm install --unsafe-perm
       -
         name: Create Release
-        run: npm run create-release -- --skip-opt-packages=ffmpeg,ffprobe
+        run: npm run create-release -- --skip-opt-packages=ffmpeg,ffprobe --force-opt-packages
       - uses: actions/upload-artifact@v1
         with:
           name: pigallery2-release
diff --git a/gulpfile.ts b/gulpfile.ts
index 8e1b94b2..7b612945 100644
--- a/gulpfile.ts
+++ b/gulpfile.ts
@@ -12,14 +12,17 @@ const translationFolder = 'translate';
 const tsBackendProject = ts.createProject('tsconfig.json');
 declare var process: NodeJS.Process;
 
-const getSwitch = (name: string, def: string = null) => {
+const getSwitch = (name: string, def: string = null): string => {
   name = '--' + name;
   for (let i = 0; i < process.argv.length; i++) {
     if (process.argv[i].startsWith(name + '=')) {
       return process.argv[i].replace(name + '=', '').trim();
     }
-    if (process.argv[i].startsWith(name) && i + 1 < process.argv.length) {
-      return process.argv[i + 1].trim();
+    if (process.argv[i].startsWith(name)) {
+      if (i + 1 < process.argv.length) {
+        return process.argv[i + 1].trim();
+      }
+      return 'true';
     }
   }
   return def;
@@ -129,6 +132,13 @@ gulp.task('copy-package', function () {
           }
         }
       }
+
+      if (!!getSwitch('force-opt-packages')) {
+        for (const key of Object.keys(json.optionalDependencies)) {
+          json.dependencies[key] = json.optionalDependencies[key];
+        }
+        delete json.optionalDependencies;
+      }
       return json;
     }))
     .pipe(gulp.dest('./release'));
diff --git a/src/backend/model/diagnostics/ConfigDiagnostics.ts b/src/backend/model/diagnostics/ConfigDiagnostics.ts
index b91699a6..3f20bd17 100644
--- a/src/backend/model/diagnostics/ConfigDiagnostics.ts
+++ b/src/backend/model/diagnostics/ConfigDiagnostics.ts
@@ -81,22 +81,30 @@ export class ConfigDiagnostics {
     }
   }
 
+  static async testSharp() {
+    const sharp = require('sharp');
+    sharp();
+  }
+
+  static async testGM() {
+    const gm = require('gm');
+    await new Promise((resolve, reject) => {
+      gm(ProjectPath.FrontendFolder + '/assets/icon.png').size((err: Error) => {
+        if (err) {
+          return reject(err.toString());
+        }
+        return resolve();
+      });
+    });
+  }
+
   static async testThumbnailLib(processingLibrary: ServerConfig.PhotoProcessingLib) {
     switch (processingLibrary) {
       case ServerConfig.PhotoProcessingLib.sharp:
-        const sharp = require('sharp');
-        sharp();
+        await this.testSharp();
         break;
       case  ServerConfig.PhotoProcessingLib.gm:
-        const gm = require('gm');
-        await new Promise((resolve, reject) => {
-          gm(ProjectPath.FrontendFolder + '/assets/icon.png').size((err: Error) => {
-            if (err) {
-              return reject(err.toString());
-            }
-            return resolve();
-          });
-        });
+        await this.testGM();
         break;
     }
   }
@@ -120,7 +128,6 @@ export class ConfigDiagnostics {
   }
 
 
-
   static async testServerPhotoConfig(server: ServerConfig.PhotoConfig) {
 
   }