diff --git a/src/r600_exa.c b/src/r600_exa.c
index 0d7e9f9..cda0a91 100644
--- a/src/r600_exa.c
+++ b/src/r600_exa.c
@@ -598,7 +598,7 @@ R600DoPrepareCopy(ScrnInfoPtr pScrn,
     }
     cb_conf.source_format = 1;
     cb_conf.blend_clamp = 1;
-    set_render_target(pScrn, accel_state->ib, &cb_conf, RADEON_GEM_DOMAIN_VRAM | RADEON_GEM_DOMAIN_GTT);
+    set_render_target(pScrn, accel_state->ib, &cb_conf, RADEON_GEM_DOMAIN_VRAM);
 
     /* Interpolator setup */
     /* export tex coord from VS */