diff --git a/.buildbot/openwrt/Dockerfile b/.buildbot/openwrt/Dockerfile
index 953f9cf..4a5256d 100644
--- a/.buildbot/openwrt/Dockerfile
+++ b/.buildbot/openwrt/Dockerfile
@@ -9,10 +9,10 @@ RUN DEBIAN_FRONTEND=noninteractive TZ=UTC \
   gettext xsltproc wget unzip python python3-distutils
 
 # Board build parameters
-ENV OPENWRT_VERSION=22.03.2
+ENV OPENWRT_VERSION=23.05.2
 ENV OPENWRT_TARGET=bcm27xx
 ENV OPENWRT_DEVICE=bcm2711
-ENV OPENWRT_CC=gcc-11.2.0_musl
+ENV OPENWRT_CC=gcc-12.3.0_musl
 
 RUN mkdir /Downloads