diff --git a/certbot/Dockerfile b/certbot/Dockerfile
index 9c43ffe..b433517 100644
--- a/certbot/Dockerfile
+++ b/certbot/Dockerfile
@@ -26,7 +26,7 @@ RUN apk --no-cache add \
 
 RUN pip install acme
 
-ENV CERTBOT_VERSION 0.9.3
+ENV CERTBOT_VERSION 0.11.1
 
 RUN buildDeps=' \
 		git \
diff --git a/consul/Dockerfile b/consul/Dockerfile
index 1abd015..66c85c6 100644
--- a/consul/Dockerfile
+++ b/consul/Dockerfile
@@ -9,7 +9,7 @@ RUN	apk --no-cache add \
 	ca-certificates \
 	curl
 
-ENV CONSUL_VERSION v0.7.2
+ENV CONSUL_VERSION v0.7.4
 
 RUN buildDeps=' \
 		bash \
diff --git a/irssi/Dockerfile b/irssi/Dockerfile
index a0fe270..ffae35a 100644
--- a/irssi/Dockerfile
+++ b/irssi/Dockerfile
@@ -13,8 +13,10 @@ RUN adduser -u 1001 -D user \
 
 ENV LANG C.UTF-8
 
-ENV IRSSI_VERSION 1.0.0
+ENV IRSSI_VERSION 1.0.1
+# https://otr.cypherpunks.ca/index.php#downloads
 ENV LIB_OTR_VERSION 4.1.1
+# https://github.com/cryptodotis/irssi-otr/releases
 ENV IRSSI_OTR_VERSION 1.0.2
 
 RUN set -x \
@@ -61,7 +63,7 @@ RUN set -x \
 	&& curl -sSL "https://otr.cypherpunks.ca/libotr-${LIB_OTR_VERSION}.tar.gz.asc" -o /tmp/libotr.tar.gz.asc \
 	&& export GNUPGHOME="$(mktemp -d)" \
 # gpg: key 42C2ABAD: public key "OTR Dev Team (Signing Key) <otr@cypherpunks.ca>" imported
-	&& gpg --no-tty --keyserver pgp.mit.edu --recv-keys 22DF3305DF56667CE15784FCF24DE08F42C2ABAD \
+	&& curl -sSL https://otr.cypherpunks.ca/gpgkey.asc | gpg --no-tty --import \
 	&& gpg --batch --verify /tmp/libotr.tar.gz.asc /tmp/libotr.tar.gz \
 	&& rm -r "$GNUPGHOME" /tmp/libotr.tar.gz.asc \
 	&& mkdir -p /usr/src/libotr \
diff --git a/micro/Dockerfile b/micro/Dockerfile
index 5511aee..895bd08 100644
--- a/micro/Dockerfile
+++ b/micro/Dockerfile
@@ -4,7 +4,7 @@ MAINTAINER Christian Koep <christian.koep@fom-net.de>
 ENV PATH /go/bin:/usr/local/go/bin:$PATH
 ENV GOPATH /go
 
-ENV MICRO_VERSION nightly
+ENV MICRO_VERSION v1.1.4
 
 RUN buildDeps=' \
 		go \
diff --git a/powershell/Dockerfile b/powershell/Dockerfile
index 885993d..0cf9361 100644
--- a/powershell/Dockerfile
+++ b/powershell/Dockerfile
@@ -1,7 +1,7 @@
 FROM ubuntu:16.04
 MAINTAINER Christian Koep <christian.koep@fom-net.de>
 
-ENV POWERSHELL_VERSION 6.0.0-alpha.14
+ENV POWERSHELL_VERSION 6.0.0-alpha.15
 
 RUN apt-get update && apt-get install -y \
 	ca-certificates \
diff --git a/vault/Dockerfile b/vault/Dockerfile
index e1e74d3..7f55664 100644
--- a/vault/Dockerfile
+++ b/vault/Dockerfile
@@ -8,7 +8,7 @@ RUN	apk --no-cache add \
 	ca-certificates \
 	curl
 
-ENV VAULT_VERSION v0.6.4
+ENV VAULT_VERSION v0.6.5
 
 RUN buildDeps=' \
 		bash \
diff --git a/vscode/Dockerfile b/vscode/Dockerfile
index 7a022ea..d580b51 100644
--- a/vscode/Dockerfile
+++ b/vscode/Dockerfile
@@ -50,8 +50,9 @@ ENV HOME /home/user
 RUN useradd --create-home --home-dir $HOME user \
 	&& chown -R user:user $HOME
 
-ENV CODE_VERSION 1.8.1-1482158209
-ENV CODE_COMMIT ee428b0eead68bf0fb99ab5fdc4439be227b6281
+# https://code.visualstudio.com/Download
+ENV CODE_VERSION 1.9.1-1486597190
+ENV CODE_COMMIT f9d0c687ff2ea7aabd85fb9a43129117c0ecf519
 
 # download the source
 RUN buildDeps=' \