diff --git a/app/services/own_tracks/rec_parser.rb b/app/services/own_tracks/rec_parser.rb
index 7bb48d4b..2b07a9a8 100644
--- a/app/services/own_tracks/rec_parser.rb
+++ b/app/services/own_tracks/rec_parser.rb
@@ -4,7 +4,7 @@ class OwnTracks::RecParser
   attr_reader :file
 
   def initialize(file)
-    @file = file.read
+    @file = file
   end
 
   def call
diff --git a/spec/requests/imports_spec.rb b/spec/requests/imports_spec.rb
index f4caf179..57074735 100644
--- a/spec/requests/imports_spec.rb
+++ b/spec/requests/imports_spec.rb
@@ -41,7 +41,7 @@ RSpec.describe 'Imports', type: :request do
       before { sign_in user }
 
       context 'when importing owntracks data' do
-        let(:file) { fixture_file_upload('owntracks/2024-03.rec', 'application/json') }
+        let(:file) { fixture_file_upload('owntracks/2024-03.rec', 'text/plain') }
 
         it 'queues import job' do
           expect do
diff --git a/spec/services/own_tracks/params_spec.rb b/spec/services/own_tracks/params_spec.rb
index cb51aa4f..64f485bf 100644
--- a/spec/services/own_tracks/params_spec.rb
+++ b/spec/services/own_tracks/params_spec.rb
@@ -7,7 +7,7 @@ RSpec.describe OwnTracks::Params do
     subject(:params) { described_class.new(raw_point_params).call }
 
     let(:file_path) { 'spec/fixtures/files/owntracks/2024-03.rec' }
-    let(:file) { File.open(file_path) }
+    let(:file) { File.read(file_path) }
     let(:json) { OwnTracks::RecParser.new(file).call }
     let(:raw_point_params) { json.first }
 
diff --git a/spec/swagger/api/v1/owntracks/points_controller_spec.rb b/spec/swagger/api/v1/owntracks/points_controller_spec.rb
index d61203ab..8476b514 100644
--- a/spec/swagger/api/v1/owntracks/points_controller_spec.rb
+++ b/spec/swagger/api/v1/owntracks/points_controller_spec.rb
@@ -24,7 +24,7 @@ describe 'OwnTracks Points API', type: :request do
         't': 'p',
         'conn': 'w',
         'm': 1,
-        'tst': 1706965203,
+        'tst': 1_706_965_203,
         'alt': 41,
         '_type': 'location',
         'tid': 'RO',
@@ -70,9 +70,9 @@ describe 'OwnTracks Points API', type: :request do
 
       response '200', 'Point created' do
         let(:file_path) { 'spec/fixtures/files/owntracks/2024-03.rec' }
-        let(:file) { File.open(file_path) }
-        let(:json) { JSON.parse(file.read) }
-        let(:point) { json['test']['iphone-12-pro'].first }
+        let(:file) { File.read(file_path) }
+        let(:json) { OwnTracks::RecParser.new(file).call }
+        let(:point) { json.first }
         let(:api_key) { create(:user).api_key }
 
         run_test!
@@ -80,9 +80,9 @@ describe 'OwnTracks Points API', type: :request do
 
       response '401', 'Unauthorized' do
         let(:file_path) { 'spec/fixtures/files/owntracks/2024-03.rec' }
-        let(:file) { File.open(file_path) }
-        let(:json) { JSON.parse(file.read) }
-        let(:point) { json['test']['iphone-12-pro'].first }
+        let(:file) { File.read(file_path) }
+        let(:json) { OwnTracks::RecParser.new(file).call }
+        let(:point) { json.first }
         let(:api_key) { nil }
 
         run_test!