diff --git a/Dockerfile.slim b/Dockerfile.slim
index 9dee8392a6959c30d310a06d8708a4b12318dc86..1d3d4f6dae8175e9d15731d8c12e3806eef5f12f 100644
--- a/Dockerfile.slim
+++ b/Dockerfile.slim
@@ -1,6 +1,6 @@
 # Base image
 #============
-FROM renovate/yarn:1.17.3@sha256:08571fc2c7f5a213f25df2b10f393ff6ea296341129466ac661d228dbc1f92ca AS base
+FROM renovate/yarn:1.18.0@sha256:68073154f0c4d6fb09c169189c33651ca3d61e19a3f877644d7433b23f453fb9 AS base
 
 LABEL maintainer="Rhys Arkins <rhys@arkins.net>"
 LABEL name="renovate"