diff --git a/src/gallium/drivers/radeonsi/si_state_draw.cpp b/src/gallium/drivers/radeonsi/si_state_draw.cpp
index e1ad9999674..3b5c0c58bac 100644
--- a/src/gallium/drivers/radeonsi/si_state_draw.cpp
+++ b/src/gallium/drivers/radeonsi/si_state_draw.cpp
@@ -1761,7 +1761,7 @@ static void si_get_draw_start_count(struct si_context *sctx, const struct pipe_d
       }
 
       *start = min_element;
-      *count = max_element;
+      *count = max_element - min_element;
    }
 }