diff --git a/src/core/renderer_gl/renderer_gl.cpp b/src/core/renderer_gl/renderer_gl.cpp
index f140893d..afe08b12 100644
--- a/src/core/renderer_gl/renderer_gl.cpp
+++ b/src/core/renderer_gl/renderer_gl.cpp
@@ -242,6 +242,7 @@ void RendererGL::setupStencilTest(bool stencilEnable) {
 	const bool stencilWrite = regs[PICA::InternalRegs::DepthBufferWrite];
 	const u32 stencilBufferMask = stencilWrite ? getBits<8, 8>(stencilConfig) : 0;
 
+	// TODO: Throw stencilFunc/stencilOp to the GL state manager
 	glStencilFunc(stencilFuncs[stencilFunc], reference, stencilRefMask);
 	gl.setStencilMask(stencilBufferMask);