diff --git a/libcamera2/QualcommCameraHardware.cpp b/libcamera2/QualcommCameraHardware.cpp
index 2e1fc8d..a5a1dfb 100644
--- a/libcamera2/QualcommCameraHardware.cpp
+++ b/libcamera2/QualcommCameraHardware.cpp
@@ -265,6 +265,7 @@ void QualcommCameraHardware::initDefaultParameters()
     p.setPreviewFormat("yuv420sp"); // informative
     p.setPictureFormat("jpeg"); // informative
 
+    p.set("jpeg-quality", "100"); // maximum quality
     p.set("jpeg-thumbnail-width", THUMBNAIL_WIDTH_STR); // informative
     p.set("jpeg-thumbnail-height", THUMBNAIL_HEIGHT_STR); // informative
     p.set("jpeg-thumbnail-quality", "90");