diff --git a/Resources/Locale/en-US/input.ftl b/Resources/Locale/en-US/input.ftl
index f67bd2c4a..de7d1f832 100644
--- a/Resources/Locale/en-US/input.ftl
+++ b/Resources/Locale/en-US/input.ftl
@@ -68,6 +68,7 @@ input-key-MouseButton6 = Mouse 6
 input-key-MouseButton7 = Mouse 7
 input-key-MouseButton8 = Mouse 8
 input-key-MouseButton9 = Mouse 9
+input-key-CapsLock = Caps Lock
 
 input-key-LSystem-win = Left Win
 input-key-RSystem-win = Right Win
diff --git a/Resources/Locale/pt-BR/input.ftl b/Resources/Locale/pt-BR/input.ftl
index ce061acb4..90c5ea153 100644
--- a/Resources/Locale/pt-BR/input.ftl
+++ b/Resources/Locale/pt-BR/input.ftl
@@ -43,6 +43,7 @@ input-key-MouseButton6 = Mouse 6
 input-key-MouseButton7 = Mouse 7
 input-key-MouseButton8 = Mouse 8
 input-key-MouseButton9 = Mouse 9
+input-key-CapsLock = Caps Lock
 
 input-key-LSystem-win = Left Win
 input-key-RSystem-win = Right Win
diff --git a/Robust.Client/Graphics/Clyde/Windowing/Glfw.Keys.cs b/Robust.Client/Graphics/Clyde/Windowing/Glfw.Keys.cs
index 884085434..6ce2cf260 100644
--- a/Robust.Client/Graphics/Clyde/Windowing/Glfw.Keys.cs
+++ b/Robust.Client/Graphics/Clyde/Windowing/Glfw.Keys.cs
@@ -219,6 +219,7 @@ namespace Robust.Client.Graphics.Clyde
                     {GlfwKey.F24, Key.F24},
                     {GlfwKey.Pause, Key.Pause},
                     {GlfwKey.World1, Key.World1},
+                    {GlfwKey.CapsLock, Key.CapsLock}
                 }.ToFrozenDictionary();
 
                 var keyMapReverse = new Dictionary<Key, GlfwKey>();
diff --git a/Robust.Client/Graphics/Clyde/Windowing/Sdl3.Key.cs b/Robust.Client/Graphics/Clyde/Windowing/Sdl3.Key.cs
index 3454b5394..18e9f79dd 100644
--- a/Robust.Client/Graphics/Clyde/Windowing/Sdl3.Key.cs
+++ b/Robust.Client/Graphics/Clyde/Windowing/Sdl3.Key.cs
@@ -203,6 +203,7 @@ internal partial class Clyde
             MapKey(SC.SDL_SCANCODE_F23, Key.F23);
             MapKey(SC.SDL_SCANCODE_F24, Key.F24);
             MapKey(SC.SDL_SCANCODE_PAUSE, Key.Pause);
+            MapKey(SC.SDL_SCANCODE_CAPSLOCK, Key.CapsLock);
 
             var keyMapReverse = new Dictionary<Key, SC>();
 
diff --git a/Robust.Client/Input/InputDevices.cs b/Robust.Client/Input/InputDevices.cs
index b520121dd..abed7da74 100644
--- a/Robust.Client/Input/InputDevices.cs
+++ b/Robust.Client/Input/InputDevices.cs
@@ -173,6 +173,7 @@ namespace Robust.Client.Input
             F24,
             Pause,
             World1,
+            CapsLock,
         }
 
         public static bool IsMouseKey(this Key key)