diff --git a/Sources/Secretive.xcodeproj/project.pbxproj b/Sources/Secretive.xcodeproj/project.pbxproj
index 1edd651..ee2659a 100644
--- a/Sources/Secretive.xcodeproj/project.pbxproj
+++ b/Sources/Secretive.xcodeproj/project.pbxproj
@@ -3,7 +3,7 @@
 	archiveVersion = 1;
 	classes = {
 	};
-	objectVersion = 54;
+	objectVersion = 60;
 	objects = {
 
 /* Begin PBXBuildFile section */
@@ -438,6 +438,9 @@
 				ca,
 			);
 			mainGroup = 50617D7623FCE48D0099B055;
+			packageReferences = (
+				5068431C2DFE2DE000920856 /* XCLocalSwiftPackageReference "Packages" */,
+			);
 			productRefGroup = 50617D8023FCE48E0099B055 /* Products */;
 			projectDirPath = "";
 			projectRoot = "";
@@ -702,7 +705,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MACOSX_DEPLOYMENT_TARGET = 12.0;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				MARKETING_VERSION = 1;
 				PRODUCT_BUNDLE_IDENTIFIER = com.maxgoedjen.Secretive.Host;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -730,7 +733,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MACOSX_DEPLOYMENT_TARGET = 12.0;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				MARKETING_VERSION = 1;
 				PRODUCT_BUNDLE_IDENTIFIER = com.maxgoedjen.Secretive.Host;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -863,7 +866,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MACOSX_DEPLOYMENT_TARGET = 12.0;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				MARKETING_VERSION = 1;
 				PRODUCT_BUNDLE_IDENTIFIER = com.maxgoedjen.Secretive.Host;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -907,7 +910,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MACOSX_DEPLOYMENT_TARGET = 12.0;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				MARKETING_VERSION = 1;
 				PRODUCT_BUNDLE_IDENTIFIER = com.maxgoedjen.Secretive.SecretAgent;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -931,7 +934,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MACOSX_DEPLOYMENT_TARGET = 12.0;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				MARKETING_VERSION = 1;
 				PRODUCT_BUNDLE_IDENTIFIER = com.maxgoedjen.Secretive.SecretAgent;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -956,7 +959,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MACOSX_DEPLOYMENT_TARGET = 12.0;
+				MACOSX_DEPLOYMENT_TARGET = 13.0;
 				MARKETING_VERSION = 1;
 				PRODUCT_BUNDLE_IDENTIFIER = com.maxgoedjen.Secretive.SecretAgent;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -1010,6 +1013,13 @@
 		};
 /* End XCConfigurationList section */
 
+/* Begin XCLocalSwiftPackageReference section */
+		5068431C2DFE2DE000920856 /* XCLocalSwiftPackageReference "Packages" */ = {
+			isa = XCLocalSwiftPackageReference;
+			relativePath = Packages;
+		};
+/* End XCLocalSwiftPackageReference section */
+
 /* Begin XCSwiftPackageProductDependency section */
 		5003EF3A278005E800DF2006 /* SecretKit */ = {
 			isa = XCSwiftPackageProductDependency;
diff --git a/Sources/Secretive/Views/ContentView.swift b/Sources/Secretive/Views/ContentView.swift
index c48991c..b7f2f76 100644
--- a/Sources/Secretive/Views/ContentView.swift
+++ b/Sources/Secretive/Views/ContentView.swift
@@ -30,10 +30,12 @@ struct ContentView<UpdaterType: UpdaterProtocol, AgentStatusCheckerType: AgentSt
         }
         .frame(minWidth: 640, minHeight: 320)
         .toolbar {
-            toolbarItem(updateNoticeView, id: "update")
-            toolbarItem(runningOrRunSetupView, id: "setup")
-            toolbarItem(appPathNoticeView, id: "appPath")
-            toolbarItem(newItemView, id: "new")
+            if #available(macOS 26.0, *) {
+                toolbarItem(updateNoticeView, id: "update")
+                toolbarItem(runningOrRunSetupView, id: "setup")
+                toolbarItem(appPathNoticeView, id: "appPath")
+                toolbarItem(newItemView, id: "new")
+            }
         }
         .sheet(isPresented: $runningSetup) {
             SetupView(visible: $runningSetup, setupComplete: $hasRunSetup)
@@ -44,9 +46,14 @@ struct ContentView<UpdaterType: UpdaterProtocol, AgentStatusCheckerType: AgentSt
 
 extension ContentView {
 
-
-    func toolbarItem(_ view: some View, id: String) -> ToolbarItem<String, some View> {
-        ToolbarItem(id: id) { view }
+    @ToolbarContentBuilder
+    func toolbarItem(_ view: some View, id: String) -> some ToolbarContent {
+        if #available(macOS 26.0, *) {
+            ToolbarItem(id: id) { view }
+                .sharedBackgroundVisibility(.hidden)
+        } else {
+            ToolbarItem(id: id) { view }
+        }
     }
 
     var needsSetup: Bool {
diff --git a/Sources/Secretive/Views/CreateSecretView.swift b/Sources/Secretive/Views/CreateSecretView.swift
index accd8be..7fc641b 100644
--- a/Sources/Secretive/Views/CreateSecretView.swift
+++ b/Sources/Secretive/Views/CreateSecretView.swift
@@ -93,14 +93,14 @@ struct ThumbnailPickerView<ValueType: Hashable>: View {
 
 extension ThumbnailPickerView {
 
-    struct Item<ValueType: Hashable>: Identifiable {
+    struct Item<InnerValueType: Hashable>: Identifiable {
         let id = UUID()
-        let value: ValueType
+        let value: InnerValueType
         let name: LocalizedStringKey
         let description: LocalizedStringKey
         let thumbnail: AnyView
 
-        init<ViewType: View>(value: ValueType, name: LocalizedStringKey, description: LocalizedStringKey, thumbnail: ViewType) {
+        init<ViewType: View>(value: InnerValueType, name: LocalizedStringKey, description: LocalizedStringKey, thumbnail: ViewType) {
             self.value = value
             self.name = name
             self.description = description
diff --git a/Sources/Secretive/Views/ToolbarButtonStyle.swift b/Sources/Secretive/Views/ToolbarButtonStyle.swift
index a80cde4..c361601 100644
--- a/Sources/Secretive/Views/ToolbarButtonStyle.swift
+++ b/Sources/Secretive/Views/ToolbarButtonStyle.swift
@@ -16,22 +16,42 @@ struct ToolbarButtonStyle: ButtonStyle {
         self.lightColor = lightColor
         self.darkColor = darkColor
     }
+        
+    @available(macOS 26.0, *)
+    private var glassTint: Color {
+        if !hovering {
+            colorScheme == .light ? lightColor : darkColor
+        } else {
+            colorScheme == .light ? lightColor.exposureAdjust(1) : darkColor.exposureAdjust(1)
+        }
+    }
 
     func makeBody(configuration: Configuration) -> some View {
-        configuration.label
-            .padding(EdgeInsets(top: 6, leading: 8, bottom: 6, trailing: 8))
-            .background(colorScheme == .light ? lightColor : darkColor)
-            .foregroundColor(.white)
-            .clipShape(RoundedRectangle(cornerRadius: 5))
-            .overlay(
-                RoundedRectangle(cornerRadius: 5)
-                    .stroke(colorScheme == .light ? .black.opacity(0.15) : .white.opacity(0.15), lineWidth: 1)
-                    .background(hovering ? (colorScheme == .light ? .black.opacity(0.1) : .white.opacity(0.05)) : Color.clear)
-            )
-            .onHover { hovering in
-                withAnimation {
+        if #available(macOS 26.0, *) {
+            configuration
+                .label
+                .foregroundColor(.white)
+                .padding(EdgeInsets(top: 6, leading: 8, bottom: 6, trailing: 8))
+                .glassEffect(.regular.tint(glassTint), in: .capsule, isEnabled: true)
+                .onHover { hovering in
                     self.hovering = hovering
                 }
-            }
+        } else {
+            configuration
+                .label
+                .background(colorScheme == .light ? lightColor : darkColor)
+                .foregroundColor(.white)
+                .clipShape(RoundedRectangle(cornerRadius: 5))
+                .overlay(
+                    RoundedRectangle(cornerRadius: 5)
+                        .stroke(colorScheme == .light ? .black.opacity(0.15) : .white.opacity(0.15), lineWidth: 1)
+                        .background(hovering ? (colorScheme == .light ? .black.opacity(0.1) : .white.opacity(0.05)) : Color.clear)
+                )
+                .onHover { hovering in
+                    withAnimation {
+                        self.hovering = hovering
+                    }
+                }
+        }
     }
 }