diff --git a/source/blender/draw/intern/draw_manager_shader.cc b/source/blender/draw/intern/draw_manager_shader.cc
index 6613b052291..788dbd5b7b0 100644
--- a/source/blender/draw/intern/draw_manager_shader.cc
+++ b/source/blender/draw/intern/draw_manager_shader.cc
@@ -445,7 +445,7 @@ void DRW_shader_queue_optimize_material(GPUMaterial *mat)
   drw_deferred_queue_append(mat, true);
 }
 
-void DRW_shader_free(GPUShader *shader)
+static void UNUSED_FUNCTION(DRW_shader_free)(GPUShader *shader)
 {
   GPU_shader_free(shader);
 }