diff --git a/src/freedreno/vulkan/tu_lrz.cc b/src/freedreno/vulkan/tu_lrz.cc
index 31553c5ec0b..6ee1acf0d78 100644
--- a/src/freedreno/vulkan/tu_lrz.cc
+++ b/src/freedreno/vulkan/tu_lrz.cc
@@ -345,7 +345,7 @@ tu_lrz_begin_renderpass(struct tu_cmd_buffer *cmd)
 {
    const struct tu_render_pass *pass = cmd->state.pass;
 
-   cmd->state.rp.lrz_disable_reason = "";
+   cmd->state.rp.lrz_disable_reason = NULL;
    cmd->state.rp.lrz_disabled_at_draw = 0;
    cmd->state.rp.lrz_write_disabled_at_draw = 0;