diff --git a/Dockerfile b/Dockerfile
index c5b3fc72df32243569a7d93f2c5cc4b992ab7348..07add7bb16a1605d17f2133b6021603befe0190c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,8 @@
 FROM centos/nginx-116-centos7
 
 ENV NAME="MkDocs" \
-    MKDOCS_VERSION="1.1" \
-    MATERIAL_VERSION="4.6.3" \
+    MKDOCS_VERSION="1.1.2" \
+    MATERIAL_VERSION="6.2.5" \
     SUMMARY="Platform for building and running MkDocs static sites." \
     DESCRIPTION="MkDocs is a fast, simple and downright gorgeous \
 static site generator that's geared towards building project documentation. \