diff --git a/Software/PC_Application/LibreVNA-Test/LibreVNA-Test b/Software/PC_Application/LibreVNA-Test/LibreVNA-Test
index f3b2d19..c583886 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/utiltests.cpp b/Software/PC_Application/LibreVNA-Test/utiltests.cpp
index 95d3f4e..6bcbcab 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 = 0.1;
+    constexpr double maxDelta = 0.0;
     QVERIFY(abs(center.real() - circCenter.real()) <= maxDelta);
     QVERIFY(abs(center.imag() - circCenter.imag()) <= maxDelta);
 }