diff --git a/docker/r.Dockerfile b/docker/r.Dockerfile
index 34e4cb9..d915e03 100644
--- a/docker/r.Dockerfile
+++ b/docker/r.Dockerfile
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.4
 # R execution environment with BuildKit optimizations
-FROM r-base:4.3.0
+FROM r-base:4.5.2
 
 # Install system dependencies for R packages (including Cairo)
 RUN apt-get update && apt-get install -y --no-install-recommends \