diff --git a/app/src/main/java/com/henryhiles/qscan/MainActivity.kt b/app/src/main/java/com/henryhiles/qscan/MainActivity.kt
index b9a5e1a..9f0d474 100644
--- a/app/src/main/java/com/henryhiles/qscan/MainActivity.kt
+++ b/app/src/main/java/com/henryhiles/qscan/MainActivity.kt
@@ -7,6 +7,7 @@ import android.app.Activity
 import android.content.Context
 import android.content.pm.PackageManager
 import android.os.Bundle
+import android.util.Size
 import android.webkit.URLUtil
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.rememberLauncherForActivityResult
@@ -120,7 +121,12 @@ fun Screen() {
                     preview.setSurfaceProvider(previewView.surfaceProvider)
                     val imageAnalysis = ImageAnalysis.Builder()
                         .setBackpressureStrategy(STRATEGY_KEEP_ONLY_LATEST)
-                        .build()
+                        .setTargetResolution(
+                            Size(
+                                640, // previewView.width,
+                                480, // previewView.height
+                            )
+                        ).build()
                     imageAnalysis.setAnalyzer(
                         ContextCompat.getMainExecutor(context),
                         QrCodeAnalyzer { result -> code = result })