diff --git a/server/package-lock.json b/server/package-lock.json
index 4a6de26..52b8c0e 100644
--- a/server/package-lock.json
+++ b/server/package-lock.json
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-      "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw="
-    },
     "unset-value": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/unset-value/-/unset-value-1.0.0.tgz",
@@ -6425,11 +5899,6 @@
         "object.getownpropertydescriptors": "^2.0.3"
       }
     },
-    "utils-merge": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
-      "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM="
-    },
     "uuid": {
       "version": "3.3.3",
       "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.3.tgz",
@@ -6450,11 +5919,6 @@
       "resolved": "https://registry.npmjs.org/validator/-/validator-9.4.1.tgz",
       "integrity": "sha512-YV5KjzvRmSyJ1ee/Dm5UED0G+1L4GZnLN3w6/T+zZm8scVua4sOhYKWTUrKa0H/tMiJyO9QLHMPN+9mB/aMunA=="
     },
-    "vary": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
-      "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
-    },
     "verror": {
       "version": "1.10.0",
       "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
@@ -6594,11 +6058,6 @@
       "resolved": "https://registry.npmjs.org/xmlbuilder/-/xmlbuilder-11.0.1.tgz",
       "integrity": "sha512-fDlsI/kFEx7gLvbecc0/ohLG50fugQp8ryHzMTuW9vSa1GJ0XYWKnhsUx7oie3G98+r56aTQIUB4kht42R3JvA=="
     },
-    "xtend": {
-      "version": "4.0.2",
-      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
-      "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ=="
-    },
     "y18n": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.0.tgz",
diff --git a/server/package.json b/server/package.json
index c41fa01..deefd00 100644
--- a/server/package.json
+++ b/server/package.json
@@ -25,7 +25,7 @@
     "@azure/storage-blob": "10.5.0",
     "@nestjs/azure-database": "0.0.1-beta.0",
     "@nestjs/azure-func-http": "0.2.0",
-    "@nestjs/azure-storage": "1.0.2",
+    "@nestjs/azure-storage": "^1.0.2",
     "@nestjs/common": "6.0.0",
     "@nestjs/core": "6.0.0",
     "@nestjs/platform-express": "6.0.0",
diff --git a/server/src/cat/cat.controller.ts b/server/src/cat/cat.controller.ts
index b25dd9b..1251b1a 100644
--- a/server/src/cat/cat.controller.ts
+++ b/server/src/cat/cat.controller.ts
@@ -67,9 +67,11 @@ export class CatController {
     @Query('orderBy')
     orderBy: string,
     @Query('continuationToken')
-    continuationToken: string
+    continuationToken: string,
   ) {
-    const azureContinuationToken: AzureTableContinuationToken = continuationToken ? JSON.parse(continuationToken) : undefined;
+    const azureContinuationToken: AzureTableContinuationToken = continuationToken
+      ? JSON.parse(continuationToken)
+      : undefined;
     if (orderBy === 'rating') {
       return this.catService.findAllByRating(azureContinuationToken);
     }
@@ -103,7 +105,7 @@ export class CatController {
   }
 
   private async addCat(storageUrl: string | boolean) {
-    if (storageUrl !== false) {
+    if (storageUrl !== null) {
       const url = storageUrl as string;
       try {
         Logger.log(`Created new cat with storage URL: ${url}`, 'CatController');