diff --git a/electron/ipc/export/native-video.ts b/electron/ipc/export/native-video.ts
index 847b491c..57d1ea93 100644
--- a/electron/ipc/export/native-video.ts
+++ b/electron/ipc/export/native-video.ts
@@ -3671,7 +3671,6 @@ export async function exportNativeStaticLayoutVideo(
 								"Experimental NVIDIA CUDA compositor produced an empty output file",
 							);
 						}
-						videoOutputValidated = true;
 						console.info(
 							"[native-static-layout-export] NVIDIA CUDA compositor completed",
 							{
@@ -3767,7 +3766,6 @@ export async function exportNativeStaticLayoutVideo(
 							"Experimental Windows GPU compositor produced an empty output file",
 						);
 					}
-					videoOutputValidated = true;
 					const verifiedNvidiaAdapter = isNvidiaVendorId(
 						gpuResult.summary.adapterVendorId,
 					);
diff --git a/electron/native/bin/win32-x64/helpers-manifest.json b/electron/native/bin/win32-x64/helpers-manifest.json
index ccea1d3a..46148e8c 100644
--- a/electron/native/bin/win32-x64/helpers-manifest.json
+++ b/electron/native/bin/win32-x64/helpers-manifest.json
@@ -26,10 +26,10 @@
     },
     "recordly-nvidia-cuda-compositor": {
       "binaryName": "recordly-nvidia-cuda-compositor.exe",
-      "binarySha256": "d974a16ddf45891e3aca19fbb79539c547968cc4dab89a2762bdd738a4dcc9f3",
+      "binarySha256": "3f087c65e054d748bb02d507d4925bbb0b495a9b0e0eae5a8ed118fa4637f34b",
       "sourceDir": "electron/native/nvidia-cuda-compositor",
-      "sourceFingerprint": "2782dae39e51f2dec6d64ca8307e0ec628d9b245b77beec31bb44103fa1323f4",
-      "updatedAt": "2026-05-12T19:26:46.482Z"
+      "sourceFingerprint": "fc3ae59b700c9c25c5228e074f8976b7aa9ef20bc18af0732eca74e2e34e3f80",
+      "updatedAt": "2026-05-12T20:05:02.218Z"
     }
   }
 }
diff --git a/electron/native/bin/win32-x64/recordly-nvidia-cuda-compositor.exe b/electron/native/bin/win32-x64/recordly-nvidia-cuda-compositor.exe
index 65271347..3dca234e 100644
Binary files a/electron/native/bin/win32-x64/recordly-nvidia-cuda-compositor.exe and b/electron/native/bin/win32-x64/recordly-nvidia-cuda-compositor.exe differ
diff --git a/electron/native/nvidia-cuda-compositor/src/main.cu b/electron/native/nvidia-cuda-compositor/src/main.cu
index 356593f4..a90c16e5 100644
--- a/electron/native/nvidia-cuda-compositor/src/main.cu
+++ b/electron/native/nvidia-cuda-compositor/src/main.cu
@@ -1027,13 +1027,13 @@ __global__ void copyNv12Kernel(
     const float sy = mapScaledCoordinate(static_cast<float>(y), srcHeight, dstHeight);
     dst[y * dstPitch + x] = samplePlaneCubic(src, srcPitch, srcWidth, srcHeight, sx, sy);
 
-    if ((x % 2) == 0 && (y % 2) == 0) {
-        unsigned char* dstUv = dst + dstChromaOffset + (y / 2) * dstPitch + x;
-        const float suvX = mapScaledCoordinate(static_cast<float>(x + 1), srcWidth, dstWidth);
-        const float suvY = mapScaledCoordinate(static_cast<float>(y + 1), srcHeight, dstHeight);
-        sampleNv12UvBilinear(
-            src,
-            srcPitch,
+	if ((x % 2) == 0 && (y % 2) == 0) {
+		unsigned char* dstUv = dst + dstChromaOffset + (y / 2) * dstPitch + x;
+		const float suvX = mapScaledCoordinate(static_cast<float>(x), srcWidth, dstWidth);
+		const float suvY = mapScaledCoordinate(static_cast<float>(y), srcHeight, dstHeight);
+		sampleNv12UvBilinear(
+			src,
+			srcPitch,
             srcSurfaceHeight,
             srcWidth,
             srcHeight,
@@ -1269,17 +1269,15 @@ __global__ void overlayContentRectNv12Kernel(
         mapScaledCoordinate(static_cast<float>(localY), cropHeight, contentHeight);
     dst[y * dstPitch + x] = samplePlaneCubic(src, srcPitch, srcWidth, srcHeight, srcX, srcY);
 
-    if ((x % 2) == 0 && (y % 2) == 0) {
-        const int localUvX = max(0, min(contentWidth - 1, localX + 1));
-        const int localUvY = max(0, min(contentHeight - 1, localY + 1));
-        unsigned char* dstUv = dst + dstChromaOffset + (y / 2) * dstPitch + x;
-        const float srcUvLumaX = static_cast<float>(cropX) +
-            mapScaledCoordinate(static_cast<float>(localUvX), cropWidth, contentWidth);
-        const float srcUvLumaY = static_cast<float>(cropY) +
-            mapScaledCoordinate(static_cast<float>(localUvY), cropHeight, contentHeight);
-        sampleNv12UvBilinear(
-            src,
-            srcPitch,
+	if ((x % 2) == 0 && (y % 2) == 0) {
+		unsigned char* dstUv = dst + dstChromaOffset + (y / 2) * dstPitch + x;
+		const float srcUvLumaX = static_cast<float>(cropX) +
+			mapScaledCoordinate(static_cast<float>(localX), cropWidth, contentWidth);
+		const float srcUvLumaY = static_cast<float>(cropY) +
+			mapScaledCoordinate(static_cast<float>(localY), cropHeight, contentHeight);
+		sampleNv12UvBilinear(
+			src,
+			srcPitch,
             srcSurfaceHeight,
             srcWidth,
             srcHeight,
diff --git a/src/lib/exporter/audioEncoder.test.ts b/src/lib/exporter/audioEncoder.test.ts
index e762f63b..309ff8fe 100644
--- a/src/lib/exporter/audioEncoder.test.ts
+++ b/src/lib/exporter/audioEncoder.test.ts
@@ -59,6 +59,7 @@ describe("AudioProcessor offline render preparation", () => {
 		expect(prepared.mainBufferEntry?.gain).toBe(1);
 		expect(prepared.companionEntries).toHaveLength(1);
 		expect(prepared.companionEntries[0]?.buffer).toBe(micBuffer);
+		expect(prepared.companionEntries[0]?.gain).toBe(1);
 		expect(decodeAudioFromUrl).toHaveBeenCalledWith("file:///tmp/recording.mp4");
 		expect(decodeAudioFromUrl).toHaveBeenCalledWith("/tmp/recording.mic.wav");
 		expect(decodeAudioFromUrl).not.toHaveBeenCalledWith("/tmp/recording.mp4");