diff --git a/Gemfile b/Gemfile
index 1f4aca7a..baa36749 100644
--- a/Gemfile
+++ b/Gemfile
@@ -36,6 +36,7 @@ group :test do
   gem 'shoulda-matchers'
   gem 'simplecov'
   gem 'super_diff'
+  gem 'webmock'
 end
 
 group :development do
diff --git a/Gemfile.lock b/Gemfile.lock
index ea4e8b25..9fe82661 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -91,6 +91,9 @@ GEM
     concurrent-ruby (1.2.3)
     connection_pool (2.4.1)
     content_disposition (1.0.0)
+    crack (1.0.0)
+      bigdecimal
+      rexml
     crass (1.0.6)
     date (3.3.4)
     debug (1.9.2)
@@ -127,6 +130,7 @@ GEM
     geocoder (1.8.2)
     globalid (1.2.1)
       activesupport (>= 6.1)
+    hashdiff (1.1.0)
     i18n (1.14.4)
       concurrent-ruby (~> 1.0)
     importmap-rails (2.0.1)
@@ -346,6 +350,10 @@ GEM
     unicode-display_width (2.5.0)
     warden (1.2.9)
       rack (>= 2.0.9)
+    webmock (3.23.0)
+      addressable (>= 2.8.0)
+      crack (>= 0.3.2)
+      hashdiff (>= 0.4.0, < 2.0.0)
     webrick (1.8.1)
     websocket-driver (0.7.6)
       websocket-extensions (>= 0.1.0)
@@ -391,6 +399,7 @@ DEPENDENCIES
   tailwindcss-rails
   turbo-rails
   tzinfo-data
+  webmock
 
 RUBY VERSION
    ruby 3.2.3p157
diff --git a/app/services/check_app_version.rb b/app/services/check_app_version.rb
index d6f1d4b6..770a0f4c 100644
--- a/app/services/check_app_version.rb
+++ b/app/services/check_app_version.rb
@@ -9,7 +9,7 @@ class CheckAppVersion
   def call
     begin
       latest_version = JSON.parse(Net::HTTP.get(URI.parse(@repo_url)))[0]['name']
-    rescue
+    rescue StandardError
       return false
     end
 
diff --git a/spec/jobs/import_job_spec.rb b/spec/jobs/import_job_spec.rb
index 9bfb0b62..3bd42b02 100644
--- a/spec/jobs/import_job_spec.rb
+++ b/spec/jobs/import_job_spec.rb
@@ -4,10 +4,8 @@ RSpec.describe ImportJob, type: :job do
   describe '#perform' do
     subject(:perform) { described_class.new.perform(user.id, import.id) }
 
-    let(:file_path) { 'spec/fixtures/files/owntracks/export.json' }
-    let(:file) { fixture_file_upload(file_path) }
     let(:user) { create(:user) }
-    let(:import) { create(:import, user: user, file: file, name: File.basename(file.path)) }
+    let(:import) { create(:import, user:, name: 'owntracks_export.json') }
 
     it 'creates points' do
       expect { perform }.to change { Point.count }.by(8)
diff --git a/spec/services/check_app_version_spec.rb b/spec/services/check_app_version_spec.rb
new file mode 100644
index 00000000..58f002f4
--- /dev/null
+++ b/spec/services/check_app_version_spec.rb
@@ -0,0 +1,43 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe CheckAppVersion do
+  describe '#call' do
+    subject(:check_app_version) { described_class.new.call }
+
+    let(:app_version) { File.read('.app_version').strip }
+
+    before do
+      stub_request(:any, 'https://api.github.com/repos/Freika/dawarich/tags')
+        .to_return(status: 200, body: '[{"name": "1.0.0"}]', headers: {})
+    end
+
+    context 'when latest version is newer' do
+      before { allow(File).to receive(:read).with('.app_version').and_return('0.9.0') }
+
+      it { is_expected.to be true }
+    end
+
+    context 'when latest version is the same' do
+      before { allow(File).to receive(:read).with('.app_version').and_return('1.0.0') }
+
+      it { is_expected.to be false }
+    end
+
+    context 'when latest version is older' do
+      before { allow(File).to receive(:read).with('.app_version').and_return('1.1.0') }
+
+      it { is_expected.to be true }
+    end
+
+    context 'when request fails' do
+      before do
+        allow(Net::HTTP).to receive(:get).and_raise(StandardError)
+        allow(File).to receive(:read).with('.app_version').and_return(app_version)
+      end
+
+      it { is_expected.to be false }
+    end
+  end
+end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 69e55aab..2bfab3c9 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,4 +1,8 @@
+# frozen_string_literal: true
+
 require 'simplecov'
+require 'webmock/rspec'
+
 SimpleCov.start
 
 # This file was generated by the `rails generate rspec:install` command. Conventionally, all