diff --git a/src/intel/vulkan/anv_blorp.c b/src/intel/vulkan/anv_blorp.c
index 0593b17099d..fbe3e82af59 100644
--- a/src/intel/vulkan/anv_blorp.c
+++ b/src/intel/vulkan/anv_blorp.c
@@ -1013,6 +1013,10 @@ clear_color_attachment(struct anv_cmd_buffer *cmd_buffer,
 {
    const struct anv_subpass *subpass = cmd_buffer->state.subpass;
    const uint32_t color_att = attachment->colorAttachment;
+
+   if (color_att == VK_ATTACHMENT_UNUSED)
+      return;
+
    const uint32_t att_idx = subpass->color_attachments[color_att].attachment;
 
    if (att_idx == VK_ATTACHMENT_UNUSED)