diff --git a/Dockerfile b/Dockerfile
index a33dc82..d5cf7b2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 # Multi-stage build for LLM-Latency-Lens Phase 2
 # Stage 1: Build application
-FROM rust:1.85-slim-bookworm AS builder
+FROM rust:1.93-slim-bookworm AS builder
 
 # Install build dependencies
 RUN apt-get update && apt-get install -y \