diff --git a/lib/auto_chrome/chrome_extension.rb b/lib/auto_chrome/chrome_extension.rb
index fb90117..c61c6b4 100644
--- a/lib/auto_chrome/chrome_extension.rb
+++ b/lib/auto_chrome/chrome_extension.rb
@@ -4,23 +4,44 @@
 
 class AutoChrome::ChromeExtension
   attr_reader :path, :id, :key, :manifest, :version
+
   def initialize(crx_path)
     @path = crx_path
 
-    data = File.read(@path, mode: 'rb')
-    key_file = File.dirname(path) + "/" + File.basename(@path, ".crx") + ".pub"
-    if !File.exists?(key_file)
-      raise "No key file found for extension #{path}"
-    end
-    @key = File.read(key_file)
-    @id = Digest::SHA256.hexdigest(key)[0...32].tr('0-9a-f', 'a-p')
-
     # use open3 to suppress unzip warnings for unexpected crx headers
     json, _, _ = Open3.capture3('unzip', '-qc', @path, 'manifest.json')
 
     @manifest = JSON.parse(json, symbolize_names: true)
-    @manifest[:key] = Base64.encode64(@key).gsub(/\s/, '')
 
-    @version = @manifest[:version]
+    key_file = File.dirname(path) + "/" + File.basename(@path, ".crx") + ".pub"
+    if !File.exist?(key_file)
+      if @manifest.dig(:key) != nil
+        puts "[---] Reading key from manifest, this might not work..."
+        @key = @manifest[:key]
+        @id = Digest::SHA256.hexdigest(Base64.decode64(@key))[0...32].tr('0-9a-f', 'a-p')
+      else
+        raise "No key file or key in manifest found for extension #{path}"
+      end
+    else
+      @key = File.read(key_file)
+      @id = Digest::SHA256.hexdigest(key)[0...32].tr('0-9a-f', 'a-p')
+      @manifest[:key] = Base64.encode64(@key).gsub(/\s/, '')
+    end
+
+    if @manifest.dig(:id) != nil
+      @id = @manifest[:id]
+    else
+      if :id == nil || id.to_s.strip.empty?
+        raise "No id found for extension #{path}!"
+      end
+    end
+
+    if @manifest.dig(:version) != nil
+      @version = @manifest[:version]
+    else
+      if :version == nil
+        raise "No version found for extension #{path}!"
+      end
+    end
   end
 end
diff --git a/lib/auto_chrome/profile_builder.rb b/lib/auto_chrome/profile_builder.rb
index 0d8f701..e952aa4 100644
--- a/lib/auto_chrome/profile_builder.rb
+++ b/lib/auto_chrome/profile_builder.rb
@@ -126,7 +126,11 @@ def add_extension(crx, profiles)
 
     # bypass extension confirmation prompts
     profiles.each do |p|
-      p.secure_prefs["extensions.settings.#{crx.id}"] = {ack_external: true}
+      p.secure_prefs["extensions.settings.#{crx.id}"] = {
+          disable_reasons: 0,
+          ack_external: true,
+          state: 1 # this will soon be deprecated, better to use disable_reasons right away
+      }
     end
     #XXX this will break if we call add_extension multiple times with the same
     #extension and different profiles