diff --git a/Signal/Images.xcassets/contact-avatar.imageset/Contents.json b/Signal/Images.xcassets/contact-avatar.imageset/Contents.json
index 731480b4c..8ffbcdfbb 100644
--- a/Signal/Images.xcassets/contact-avatar.imageset/Contents.json
+++ b/Signal/Images.xcassets/contact-avatar.imageset/Contents.json
@@ -2,17 +2,15 @@
   "images" : [
     {
       "idiom" : "universal",
-      "filename" : "profile-28@1x.png",
+      "filename" : "contact-avatar-1024.png",
       "scale" : "1x"
     },
     {
       "idiom" : "universal",
-      "filename" : "profile-28@2x.png",
       "scale" : "2x"
     },
     {
       "idiom" : "universal",
-      "filename" : "profile-28@3x.png",
       "scale" : "3x"
     }
   ],
diff --git a/Signal/Images.xcassets/contact-avatar.imageset/contact-avatar-1024.png b/Signal/Images.xcassets/contact-avatar.imageset/contact-avatar-1024.png
new file mode 100644
index 000000000..e4c5a734a
Binary files /dev/null and b/Signal/Images.xcassets/contact-avatar.imageset/contact-avatar-1024.png differ
diff --git a/Signal/Images.xcassets/contact-avatar.imageset/profile-28@1x.png b/Signal/Images.xcassets/contact-avatar.imageset/profile-28@1x.png
deleted file mode 100644
index 6064b87bc..000000000
Binary files a/Signal/Images.xcassets/contact-avatar.imageset/profile-28@1x.png and /dev/null differ
diff --git a/Signal/Images.xcassets/contact-avatar.imageset/profile-28@2x.png b/Signal/Images.xcassets/contact-avatar.imageset/profile-28@2x.png
deleted file mode 100644
index 82223704a..000000000
Binary files a/Signal/Images.xcassets/contact-avatar.imageset/profile-28@2x.png and /dev/null differ
diff --git a/Signal/Images.xcassets/contact-avatar.imageset/profile-28@3x.png b/Signal/Images.xcassets/contact-avatar.imageset/profile-28@3x.png
deleted file mode 100644
index 6cc4daf05..000000000
Binary files a/Signal/Images.xcassets/contact-avatar.imageset/profile-28@3x.png and /dev/null differ
diff --git a/SignalMessaging/utils/OWSContactAvatarBuilder.m b/SignalMessaging/utils/OWSContactAvatarBuilder.m
index 450b33adf..c5552c482 100644
--- a/SignalMessaging/utils/OWSContactAvatarBuilder.m
+++ b/SignalMessaging/utils/OWSContactAvatarBuilder.m
@@ -136,9 +136,10 @@ NS_ASSUME_NONNULL_BEGIN
         // We don't have a name for this contact, so we can't make an "initials" image.
 
         UIImage *icon = [UIImage imageNamed:@"contact-avatar"];
-        // The contact-avatar asset is designed for the kStandardAvatarSize.
+        // The contact-avatar asset is designed to be 28pt if the avatar is kStandardAvatarSize.
         // Adjust its size to reflect the actual output diameter.
-        CGFloat scaling = self.diameter / (CGFloat)kStandardAvatarSize;
+        // We use an oversize 1024px version of the asset to ensure quality results for larger avatars.
+        CGFloat scaling = (self.diameter / (CGFloat)kStandardAvatarSize) * (28 / 1024.f);
         CGSize iconSize = CGSizeScale(icon.size, scaling);
         image =
             [OWSAvatarBuilder avatarImageWithIcon:icon iconSize:iconSize backgroundColor:color diameter:self.diameter];