diff --git a/desktop_version/src/KeyPoll.cpp b/desktop_version/src/KeyPoll.cpp
index 3e7ef8cd..7fd072c2 100644
--- a/desktop_version/src/KeyPoll.cpp
+++ b/desktop_version/src/KeyPoll.cpp
@@ -323,11 +323,6 @@ bool KeyPoll::isDown(SDL_Keycode key)
 	return keymap[key];
 }
 
-bool KeyPoll::isUp(SDL_Keycode key)
-{
-	return !keymap[key];
-}
-
 bool KeyPoll::isDown(std::vector<SDL_GameControllerButton> buttons)
 {
 	for (size_t i = 0; i < buttons.size(); i += 1)
diff --git a/desktop_version/src/KeyPoll.h b/desktop_version/src/KeyPoll.h
index 1078a5b0..cedd6fb9 100644
--- a/desktop_version/src/KeyPoll.h
+++ b/desktop_version/src/KeyPoll.h
@@ -54,8 +54,6 @@ public:
 
 	bool isDown(SDL_Keycode key);
 
-	bool isUp(SDL_Keycode key);
-
 	bool isDown(std::vector<SDL_GameControllerButton> buttons);
 	bool isDown(SDL_GameControllerButton button);
 	bool controllerButtonDown();