diff --git a/.github/workflows/Release_tag_stable.yml b/.github/workflows/Release_tag_stable.yml
index 82bf600..86a4180 100644
--- a/.github/workflows/Release_tag_stable.yml
+++ b/.github/workflows/Release_tag_stable.yml
@@ -22,7 +22,7 @@ jobs:
       - name: Get app version
         id: id_version
         run: |
-          cd Software/PC_Application
+          cd Software/PC_Application/LibreVNA-GUI
           fw_major=`grep -oP '(?<=FW_MAJOR=)[0-9]+' LibreVNA-GUI.pro`
           fw_minor=`grep -oP '(?<=FW_MINOR=)[0-9]+' LibreVNA-GUI.pro`
           fw_patch=`grep -oP '(?<=FW_PATCH=)[0-9]+' LibreVNA-GUI.pro` 
@@ -30,7 +30,7 @@ jobs:
 
       - name: Build application
         run: |
-          cd Software/PC_Application
+          cd Software/PC_Application/LibreVNA-GUI
           qmake LibreVNA-GUI.pro
           make -j9
           zip LibreVNA-GUI.zip LibreVNA-GUI
@@ -57,7 +57,7 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           upload_url: ${{ steps.bump_release.outputs.upload_url }}
-          asset_path: ./Software/PC_Application/LibreVNA-GUI.zip
+          asset_path: ./Software/PC_Application/LibreVNA-GUI/LibreVNA-GUI.zip
           asset_name: LibreVNA-GUI-Ubuntu-${{env.LIBREVNA_VERSION}}.zip
           asset_content_type: application/tar+gzip
           
@@ -79,7 +79,7 @@ jobs:
           curl -o libusb.7z -L https://github.com/libusb/libusb/releases/download/v1.0.23/libusb-1.0.23.7z
           7z x libusb.7z -r -olibusb
           Xcopy /E /I /Y libusb\include ..\Qt\5.15.1\mingw81_64\include
-          Xcopy /E /I /Y libusb\MinGW64\static Software\PC_Application
+          Xcopy /E /I /Y libusb\MinGW64\static Software\PC_Application\LibreVNA-GUI
         shell: cmd
 
       - name: Get app version
@@ -94,14 +94,14 @@ jobs:
 
       - name: Build application
         run: |
-          cd Software/PC_Application
+          cd Software/PC_Application/LibreVNA-GUI
           qmake LibreVNA-GUI.pro
           make -j9
         shell: cmd
 
       - name: Deploy application
         run: |
-          cd Software/PC_Application/release
+          cd Software/PC_Application/LibreVNA-GUI/release
           del *.o *.cpp
           windeployqt.exe .
           copy ..\..\..\..\Qt\5.15.1\mingw81_64\bin\libwinpthread-1.dll .
@@ -115,7 +115,7 @@ jobs:
         env: 
           LIBREVNA_VERSION: "${{steps.id_version.outputs.app_version}}"
         run: |
-          7z a LibreVNA-GUI_Windows-${{env.LIBREVNA_VERSION}}.zip ./Software/PC_Application/release
+          7z a LibreVNA-GUI_Windows-${{env.LIBREVNA_VERSION}}.zip ./Software/PC_Application/LibreVNA-GUI/release
 
       - name: 'Upload release asset'
         uses: actions/upload-release-asset@v1
@@ -145,7 +145,7 @@ jobs:
       - name: Get app version
         id: id_version
         run: |
-          cd Software/PC_Application
+          cd Software/PC_Application/LibreVNA-GUI
           fw_major=`pcregrep -o '(?<=FW_MAJOR=)[0-9]+' LibreVNA-GUI.pro`
           fw_minor=`pcregrep -o '(?<=FW_MINOR=)[0-9]+' LibreVNA-GUI.pro`
           fw_patch=`pcregrep -o '(?<=FW_PATCH=)[0-9]+' LibreVNA-GUI.pro` 
@@ -153,7 +153,7 @@ jobs:
 
       - name: Build application
         run: |
-          cd Software/PC_Application
+          cd Software/PC_Application/LibreVNA-GUI
           qmake LibreVNA-GUI.pro
           make -j9
           macdeployqt LibreVNA-GUI.app
@@ -167,7 +167,7 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           upload_url: ${{ needs.PC_Application_Ubuntu.outputs.upload_url }}
-          asset_path: ./Software/PC_Application/LibreVNA-GUI.zip
+          asset_path: ./Software/PC_Application/LibreVNA-GUI/LibreVNA-GUI.zip
           asset_name: LibreVNA-GUI-OSX-${{env.LIBREVNA_VERSION}}.zip
           asset_content_type: application/tar+gzip
           
diff --git a/Software/PC_Application/LibreVNA-Test/LibreVNA-Test b/Software/PC_Application/LibreVNA-Test/LibreVNA-Test
index c583886..f3b2d19 100755
Binary files a/Software/PC_Application/LibreVNA-Test/LibreVNA-Test and b/Software/PC_Application/LibreVNA-Test/LibreVNA-Test differ
diff --git a/Software/PC_Application/LibreVNA-Test/LibreVNA-Test.pro b/Software/PC_Application/LibreVNA-Test/LibreVNA-Test.pro
index fe4f46c..e1c3cf9 100644
--- a/Software/PC_Application/LibreVNA-Test/LibreVNA-Test.pro
+++ b/Software/PC_Application/LibreVNA-Test/LibreVNA-Test.pro
@@ -6,7 +6,7 @@ CONFIG -= app_bundle
 
 TEMPLATE = app
 
-SOURCES +=  tst_unittests.cpp \
+SOURCES +=  \
     ../LibreVNA-GUI/Util/util.cpp \
     main.cpp \
     utiltests.cpp
diff --git a/Software/PC_Application/LibreVNA-Test/tst_unittests.cpp b/Software/PC_Application/LibreVNA-Test/tst_unittests.cpp
deleted file mode 100644
index c7ffbbc..0000000
--- a/Software/PC_Application/LibreVNA-Test/tst_unittests.cpp
+++ /dev/null
@@ -1,35 +0,0 @@
-//#include <QtTest>
-
-//// add necessary includes here
-
-//class UnitTests : public QObject
-//{
-//    Q_OBJECT
-
-//public:
-//    UnitTests();
-//    ~UnitTests();
-
-//private slots:
-//    void test_case1();
-
-//};
-
-//UnitTests::UnitTests()
-//{
-
-//}
-
-//UnitTests::~UnitTests()
-//{
-
-//}
-
-//void UnitTests::test_case1()
-//{
-
-//}
-
-//QTEST_MAIN(UnitTests)
-
-//#include "tst_unittests.moc"
diff --git a/Software/PC_Application/LibreVNA-Test/utiltests.cpp b/Software/PC_Application/LibreVNA-Test/utiltests.cpp
index 6bcbcab..95d3f4e 100644
--- a/Software/PC_Application/LibreVNA-Test/utiltests.cpp
+++ b/Software/PC_Application/LibreVNA-Test/utiltests.cpp
@@ -59,7 +59,7 @@ void UtilTests::NoisyCircleApproximation()
         points.push_back(center + offset + noise);
     }
     auto circCenter = Util::findCenterOfCircle(points);
-    constexpr double maxDelta = 0.0;
+    constexpr double maxDelta = 0.1;
     QVERIFY(abs(center.real() - circCenter.real()) <= maxDelta);
     QVERIFY(abs(center.imag() - circCenter.imag()) <= maxDelta);
 }