diff --git a/certbot/Dockerfile b/certbot/Dockerfile
index c910f2e..32e562f 100644
--- a/certbot/Dockerfile
+++ b/certbot/Dockerfile
@@ -27,7 +27,7 @@ RUN apk --no-cache add \
 
 RUN pip install acme
 
-ENV CERTBOT_VERSION 0.25.0
+ENV CERTBOT_VERSION 0.25.1
 
 RUN buildDeps=' \
 		git \
diff --git a/powershell/Dockerfile b/powershell/Dockerfile
index 85e0c4c..33a84b8 100644
--- a/powershell/Dockerfile
+++ b/powershell/Dockerfile
@@ -1,7 +1,7 @@
 FROM ubuntu:16.04
 LABEL maintainer "Christian Koep <christiankoep@gmail.com>"
 
-ENV POWERSHELL_VERSION 6.1.0-preview.2
+ENV POWERSHELL_VERSION 6.1.0-preview.3
 
 RUN apt-get update && apt-get install -y \
 	ca-certificates \
diff --git a/wireguard/install/Dockerfile b/wireguard/install/Dockerfile
index 5989c23..a7bfcfc 100644
--- a/wireguard/install/Dockerfile
+++ b/wireguard/install/Dockerfile
@@ -18,7 +18,7 @@ RUN apk add --no-cache \
 	libmnl-dev
 
 # https://git.zx2c4.com/WireGuard/refs/
-ENV WIREGUARD_VERSION 0.0.20180531
+ENV WIREGUARD_VERSION 0.0.20180613
 
 RUN set -x \
 	&& apk add --no-cache --virtual .build-deps \