diff --git a/lab/_envcommon/default-versions.hcl b/lab/_envcommon/default-versions.hcl
index c9edb12..e5d0828 100644
--- a/lab/_envcommon/default-versions.hcl
+++ b/lab/_envcommon/default-versions.hcl
@@ -102,6 +102,6 @@ locals {
   ################
   # Tempo
   ################
-  tempo_chart_version = "1.31.1"
+  tempo_chart_version = "1.18.1"
   tempo_tag           = "2.7.0"
 }