diff --git a/Dockerfile b/Dockerfile
index 0a27f54..09740c3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,8 @@
 FROM alpine
 MAINTAINER Christoph Wiechert <wio@psitrax.de>
 
-ENV REFRESHED_AT="2018-03-02" \
-    POWERDNS_VERSION=4.1.1 \
+ENV REFRESHED_AT="2018-05-21" \
+    POWERDNS_VERSION=4.1.2 \
     MYSQL_AUTOCONF=true \
     MYSQL_HOST="mysql" \
     MYSQL_PORT="3306" \
diff --git a/README.md b/README.md
index 3a2aa9d..b276ac8 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@
 
 ## Supported tags
 
-* Exact: i.e. `4.0.2-r3`: PowerDNS Version 4.0.2, image build 3
+* Exact: i.e. `4.1.2-r1`: PowerDNS Version 4.1.2, image build 1
 * `4.0`: PowerDNS Version 4.0.x, latest image build
 * `4`: PowerDNS Version 4.x.x, latest image build