diff --git a/src/gallium/drivers/iris/iris_screen.c b/src/gallium/drivers/iris/iris_screen.c
index aa11f51d0a8..bfe204b8ce2 100644
--- a/src/gallium/drivers/iris/iris_screen.c
+++ b/src/gallium/drivers/iris/iris_screen.c
@@ -229,7 +229,7 @@ iris_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
       return 256;
    case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
-      return 128;
+      return 1024;
    case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
       return 4;
    case PIPE_CAP_TEXTURE_GATHER_SM5: