diff --git a/src/vrend_blitter.c b/src/vrend_blitter.c
index b4530d5..dbea83c 100644
--- a/src/vrend_blitter.c
+++ b/src/vrend_blitter.c
@@ -696,8 +696,7 @@ static void calc_dst_deltas_from_src(const struct pipe_blit_info *info,
 }
 
 /* implement blitting using OpenGL. */
-void vrend_renderer_blit_gl(UNUSED struct vrend_context *ctx,
-                            struct vrend_resource *src_res,
+void vrend_renderer_blit_gl(struct vrend_resource *src_res,
                             struct vrend_resource *dst_res,
                             const struct pipe_blit_info *info,
                             bool has_texture_srgb_decode,
diff --git a/src/vrend_renderer.c b/src/vrend_renderer.c
index 39ea841..be36fbc 100644
--- a/src/vrend_renderer.c
+++ b/src/vrend_renderer.c
@@ -7417,7 +7417,7 @@ static void vrend_renderer_blit_int(struct vrend_context *ctx,
 
    if (use_gl) {
       VREND_DEBUG(dbg_blit, ctx, "BLIT_INT: use GL fallback\n");
-      vrend_renderer_blit_gl(ctx, src_res, dst_res, info,
+      vrend_renderer_blit_gl(src_res, dst_res, info,
                              has_feature(feat_texture_srgb_decode),
                              has_feature(feat_srgb_write_control));
       vrend_clicbs->make_current(ctx->sub->gl_context);
diff --git a/src/vrend_renderer.h b/src/vrend_renderer.h
index 51a4c3a..e6b26d9 100644
--- a/src/vrend_renderer.h
+++ b/src/vrend_renderer.h
@@ -409,8 +409,7 @@ boolean format_is_copy_compatible(enum pipe_format src, enum pipe_format dst,
                                   boolean allow_compressed);
 
 /* blitter interface */
-void vrend_renderer_blit_gl(struct vrend_context *ctx,
-                            struct vrend_resource *src_res,
+void vrend_renderer_blit_gl(struct vrend_resource *src_res,
                             struct vrend_resource *dst_res,
                             const struct pipe_blit_info *info,
                             bool has_texture_srgb_decode,