diff --git a/src/Objects/DesktopFile.vala b/src/Objects/DesktopFile.vala
index 2cb3bfe..6f87a0e 100644
--- a/src/Objects/DesktopFile.vala
+++ b/src/Objects/DesktopFile.vala
@@ -52,7 +52,7 @@ namespace Webpin {
 
         public DesktopFile (string name, string url, string icon) {
             this.name = name;
-            this.url = url;
+            this.url = url.replace ("%", "%%");
             this.icon = icon;
 
             file = new GLib.KeyFile();
@@ -153,7 +153,7 @@ namespace Webpin {
 
                 var desktop_app = new GLib.DesktopAppInfo(app.get_id ());
 
-                var exec = desktop_app.get_string ("Exec");
+                var exec = desktop_app.get_string ("Exec").replace ("%%", "%");
 
                 if (exec != null && exec.contains (url)) {
                     return desktop_app;
diff --git a/src/Widgets/ApplicationsView.vala b/src/Widgets/ApplicationsView.vala
index 4ccb680..45d1639 100644
--- a/src/Widgets/ApplicationsView.vala
+++ b/src/Widgets/ApplicationsView.vala
@@ -56,7 +56,7 @@ namespace Webpin {
                 if ((child as Gtk.FlowBoxChild).get_child () is ApplicationIcon) {
                     var app_icon = (child as Gtk.FlowBoxChild).get_child () as ApplicationIcon;
                     try {
-                        Process.spawn_command_line_async ("com.github.artemanufrij.webpin " + app_icon.desktop_file.url);
+                        Process.spawn_command_line_async ("com.github.artemanufrij.webpin " + app_icon.desktop_file.url.replace("%%", "%"));
                     } catch (SpawnError e) {
                         debug ("Error: %s\n", e.message);
                     }
diff --git a/src/Widgets/Assistant.vala b/src/Widgets/Assistant.vala
index 4b2c488..507a524 100644
--- a/src/Widgets/Assistant.vala
+++ b/src/Widgets/Assistant.vala
@@ -298,7 +298,7 @@ namespace Webpin {
 
             string icon = icon_name_entry.get_text ();
             string name = app_name_entry.get_text ();
-            string url = app_url_entry.get_text ();
+            string url = app_url_entry.get_text ().replace ("%", "%%");
 
             if (icon == "")
                 icon = default_app_icon;
@@ -320,7 +320,7 @@ namespace Webpin {
             mode = assistant_mode.edit_app;
             app_name_entry.text = desktop_file.name;
             app_name_entry.set_sensitive (false);
-            app_url_entry.text = desktop_file.url;
+            app_url_entry.text = desktop_file.url.replace ("%%", "%");
             icon_name_entry.text = desktop_file.icon;
             update_app_icon ();
         }