diff --git a/MCRenderer.cpp b/MCRenderer.cpp
index d9c81c7..051ad3e 100644
--- a/MCRenderer.cpp
+++ b/MCRenderer.cpp
@@ -84,5 +84,5 @@ void MCRenderer::render(float delta) {
 
     // Draw all layers as polygons
     glDrawArrays(GL_POINTS, 0, size_x * size_y * size_z);
-    glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
+    glPolygonMode(GL_FRONT_AND_BACK, Input::is_key_down(GLFW_KEY_X) ? GL_LINE : GL_FILL);
 }
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