diff --git a/services/surplus-controller/requirements.txt b/services/surplus-controller/requirements.txt
index 8397f4c..cb3d9aa 100644
--- a/services/surplus-controller/requirements.txt
+++ b/services/surplus-controller/requirements.txt
@@ -1,3 +1,3 @@
-prometheus_client==0.25.0
+prometheus_client==0.26.0
 psycopg2-binary==2.9.12
 tzdata==2026.2