diff --git a/pkgs/by-name/gr/gradia/0001-fix-image_stack-action-target-type.patch b/pkgs/by-name/gr/gradia/0001-fix-image_stack-action-target-type.patch
new file mode 100644
index 0000000000000..8f5158ae756b4
--- /dev/null
+++ b/pkgs/by-name/gr/gradia/0001-fix-image_stack-action-target-type.patch
@@ -0,0 +1,13 @@
+diff --git a/data/ui/image_stack.blp b/data/ui/image_stack.blp
+index 478bc8c..021388b 100644
+--- a/data/ui/image_stack.blp
++++ b/data/ui/image_stack.blp
+@@ -94,7 +94,7 @@ template $GradiaImageStack: Adw.Bin {
+                       icon-name: "sidebar-show-symbolic";
+                       tooltip-text: _("Open Sidebar");
+                       action-name: "win.sidebar-shown";
+-                      action-target: true;
++                      action-target: "true";
+                       visible: false;
+ 
+                       styles [
diff --git a/pkgs/by-name/gr/gradia/package.nix b/pkgs/by-name/gr/gradia/package.nix
index 0ac800e48813f..6085a4fcd847b 100644
--- a/pkgs/by-name/gr/gradia/package.nix
+++ b/pkgs/by-name/gr/gradia/package.nix
@@ -55,6 +55,10 @@ python3Packages.buildPythonApplication (finalAttrs: {
     tesseract
   ];
 
+  patches = [
+    ./0001-fix-image_stack-action-target-type.patch
+  ];
+
   postPatch = ''
     substituteInPlace meson.build \
       --replace "/app/bin/tesseract" "${lib.getExe tesseract}"