diff --git a/.github/workflows/dotnet-ubuntu.yml b/.github/workflows/dotnet-ubuntu.yml
index bd31e75..3f1078f 100644
--- a/.github/workflows/dotnet-ubuntu.yml
+++ b/.github/workflows/dotnet-ubuntu.yml
@@ -26,9 +26,9 @@ jobs:
 
       - name: Run tests and collect coverage
         run: |
-          dotnet test -c Release ./src --verbosity normal --no-build --no-restore \ 
+          dotnet test -c Release ./src --verbosity normal --no-build --no-restore \
           --collect:"XPlat Code Coverage" --results-directory ./TestResults/ \
-          /p:CollectCoverage=true /p:CoverletOutputFormat=cobertura \ 
+          /p:CollectCoverage=true /p:CoverletOutputFormat=cobertura \
           /p:CoverletOutput=./TestResults/coverage.cobertura.xml
 
       - name: List files in TestResults directory
diff --git a/src/Downloader.Test/UnitTests/PauseTokenTest.cs b/src/Downloader.Test/UnitTests/PauseTokenTest.cs
index 94fbab3..74cb1a5 100644
--- a/src/Downloader.Test/UnitTests/PauseTokenTest.cs
+++ b/src/Downloader.Test/UnitTests/PauseTokenTest.cs
@@ -43,7 +43,7 @@ public async Task TestPauseTaskWithPauseToken()
             checkTokenStateIsPaused &= pts.IsPaused;
             await Task.Delay(1);
             hasRunningTask &= (_actualPauseCount > expectedCount);
-            expectedCount = _actualPauseCount;
+            Interlocked.Exchange(ref expectedCount, _actualPauseCount);
         }
         await cts.CancelAsync();