diff --git a/src/rendering/gl/renderer/gl_renderbuffers.h b/src/rendering/gl/renderer/gl_renderbuffers.h
index 40e2b4c9eb..bb8e6e02da 100644
--- a/src/rendering/gl/renderer/gl_renderbuffers.h
+++ b/src/rendering/gl/renderer/gl_renderbuffers.h
@@ -7,6 +7,8 @@
 namespace OpenGLRenderer
 {
 
+class FGLRenderBuffers;
+
 class PPGLTexture
 {
 public: