diff --git a/README.md b/README.md
index b146b61..2c7446e 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ The Firefox Multi-Account Containers extension lets you carve out a separate box
 
 [Available on addons.mozilla.org](https://addons.mozilla.org/en-GB/firefox/addon/multi-account-containers/)
 
-**Note:** Firefox 57 users should Install from our [latest GitHub Release](https://github.com/mozilla/testpilot-containers/releases/latest)
+**Note:** Firefox 57 + 58 users should Install from our [latest GitHub Release](https://github.com/mozilla/testpilot-containers/releases/latest)
 
 For more info, see: 
 
diff --git a/install.rdf b/install.rdf
index cbf9f15..37d14ba 100644
--- a/install.rdf
+++ b/install.rdf
@@ -12,7 +12,7 @@
     <em:targetApplication>
       <Description>
         <em:id>{ec8030f7-c20a-464f-9b0e-13a3a9e97384}</em:id> <!--Firefox-->
-        <em:minVersion>51.0a1</em:minVersion>
+        <em:minVersion>53.0</em:minVersion>
         <em:maxVersion>*</em:maxVersion>
       </Description>
     </em:targetApplication>
diff --git a/webextension/manifest.json b/webextension/manifest.json
index 3187bad..86afe3f 100644
--- a/webextension/manifest.json
+++ b/webextension/manifest.json
@@ -1,6 +1,6 @@
 {
   "manifest_version": 2,
-  "name": "Multi-Account Containers",
+  "name": "Firefox Multi-Account Containers",
   "version": "4.0.2",
 
   "description": "Multi-Account Containers helps you keep all the parts of your online life contained in different tabs. Custom labels and color-coded tabs help keep different activities — like online shopping, travel planning, or checking work email — separate.",
@@ -11,8 +11,7 @@
 
   "applications": {
     "gecko": {
-      "strict_min_version": "51.0",
-      "update_url": "https://testpilot.firefox.com/files/@testpilot-containers/updates.json"
+      "strict_min_version": "53.0"
     }
   },