diff --git a/build/cqpserver/Dockerfile b/build/cqpserver/Dockerfile
index bfab578..4fbdebb 100644
--- a/build/cqpserver/Dockerfile
+++ b/build/cqpserver/Dockerfile
@@ -30,7 +30,7 @@ RUN apt-get install -y --no-install-recommends \
 
 # Installation: Perl CWB package
 RUN yes | cpan HTML::Entities \
- && svn co http://svn.code.sf.net/p/cwb/code/perl/trunk/CWB perl-cwb \
+ && svn checkout http://svn.code.sf.net/p/cwb/code/perl/trunk/CWB@1522 perl-cwb \
  && cd perl-cwb \
  && perl Makefile.PL \
  && make \