diff --git a/Dockerfile.tester b/Dockerfile.tester
index 4bade9e..ab00a3b 100644
--- a/Dockerfile.tester
+++ b/Dockerfile.tester
@@ -22,6 +22,8 @@
 RUN ln -sf /sbin/tcpdump /usr/sbin/tcpdump
 RUN mv /usr/sbin/dhcpd /sbin/
 RUN ln -sf /sbin/dhcpd /usr/sbin/dhcpd
+RUN mv /sbin/dhclient /usr/sbin/
+RUN ln -sf /usr/sbin/dhclient /sbin/dhclient
 WORKDIR /root
 RUN wget -nc http://de.archive.ubuntu.com/ubuntu/pool/main/b/bison/bison_2.5.dfsg-2.1_amd64.deb \
          http://de.archive.ubuntu.com/ubuntu/pool/main/b/bison/libbison-dev_2.5.dfsg-2.1_amd64.deb
diff --git a/src/test/setup/cord-test.py b/src/test/setup/cord-test.py
index c572156..cdd73ef 100755
--- a/src/test/setup/cord-test.py
+++ b/src/test/setup/cord-test.py
@@ -365,6 +365,8 @@
 RUN ln -sf /sbin/tcpdump /usr/sbin/tcpdump
 RUN mv /usr/sbin/dhcpd /sbin/
 RUN ln -sf /sbin/dhcpd /usr/sbin/dhcpd
+RUN mv /sbin/dhclient /usr/sbin/
+RUN ln -sf /usr/sbin/dhclient /sbin/dhclient
 WORKDIR /root
 RUN wget -nc http://de.archive.ubuntu.com/ubuntu/pool/main/b/bison/bison_2.5.dfsg-2.1_amd64.deb \
          http://de.archive.ubuntu.com/ubuntu/pool/main/b/bison/libbison-dev_2.5.dfsg-2.1_amd64.deb