diff --git a/home/david/modules/programs/niri/config.nix b/home/david/modules/programs/niri/config.nix
index 03d3d25..656120d 100644
--- a/home/david/modules/programs/niri/config.nix
+++ b/home/david/modules/programs/niri/config.nix
@@ -484,6 +484,11 @@ in
         (match [{app-id = "^com\\.mitchellh\\.ghostty$";}])
         (leaf "draw-border-with-background" [false])
       ])
+      (window-rule [
+        (match [{app-id = "^swayimg$";}])
+        (leaf "draw-border-with-background" [false])
+        (leaf "open-floating" [true])
+      ])
       (window-rule [
         (match [{is-window-cast-target = true;}])
         (plain "focus-ring" [
diff --git a/home/david/modules/programs/niri/default.nix b/home/david/modules/programs/niri/default.nix
index 2de323b..e48aa14 100644
--- a/home/david/modules/programs/niri/default.nix
+++ b/home/david/modules/programs/niri/default.nix
@@ -29,6 +29,7 @@ in {
             kdePackages.polkit-kde-agent-1
             wl-clipboard
             cliphist
+            swayimg
           ])
           ++ [niri];
         qt = {
diff --git a/nixos/modules/gui/niri.nix b/nixos/modules/gui/niri.nix
index e47747b..64769b0 100644
--- a/nixos/modules/gui/niri.nix
+++ b/nixos/modules/gui/niri.nix
@@ -66,6 +66,18 @@ in {
             "firefox.desktop"
             "chromium-browser.desktop"
           ];
+          "image/gif" = [
+            "swayimg.desktop"
+          ];
+          "image/jpeg" = [
+            "swayimg.desktop"
+          ];
+          "image/png" = [
+            "swayimg.desktop"
+          ];
+          "image/webp" = [
+            "swayimg.desktop"
+          ];
         };
       };
     };