diff --git a/gfx/d3d9/d3d.cpp b/gfx/d3d9/d3d.cpp
index ff56140d92..3bf71d81ff 100644
--- a/gfx/d3d9/d3d.cpp
+++ b/gfx/d3d9/d3d.cpp
@@ -834,7 +834,7 @@ static bool d3d_set_shader(void *data, enum rarch_shader_type type, const char *
    if (path && type == RARCH_SHADER_CG)
       shader = path;
 
-   auto old_shader = d3d->cg_shader;
+   std::string old_shader = d3d->cg_shader;
    bool restore_old = false;
    d3d->cg_shader = shader;