diff --git a/main.c b/main.c
index 65ff301..195347c 100644
--- a/main.c
+++ b/main.c
@@ -150,6 +150,22 @@ int main(void)
 		while (SDL_PollEvent(&e)) {
 			if (e.type == SDL_QUIT)
 				goto quit;
+			if (e.type == SDL_KEYDOWN) {
+				switch (e.key.keysym.sym) {
+				case SDLK_LEFT:
+					pos -= 0.1;
+					break;
+				case SDLK_RIGHT:
+					pos += 0.1;
+					break;
+				case SDLK_j:
+					state.a -= 0.1;
+					break;
+				case SDLK_k:
+					state.a += 0.1;
+					break;
+				}
+			}
 		}
 
 		const double k = control(&state, pos, dt);