diff --git a/backend/Dockerfile b/backend/Dockerfile
index 5a51d15..6f1a31d 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -1,4 +1,4 @@
-FROM rust:1.85 AS builder
+FROM rust:1.86 AS builder
 
 WORKDIR /usr/src/backend