diff --git a/base/proposal.dtx b/base/proposal.dtx
index bd2dd25..75422d0 100644
--- a/base/proposal.dtx
+++ b/base/proposal.dtx
@@ -503,8 +503,9 @@
 %
 % \section*{Acknowledgements}
 %
-% The author is indebted to Christoph Lange, Florian Rabe, and Tsanko Tsankov for
-% error reports, feature suggestions, and code snippets. 
+% The author is indebted to Jake Hartenstein, Christoph Lange, Florian Rabe, Lutz
+% Schr\"oder, and Tsanko Tsankov for error reports, feature suggestions, and code
+% snippets.
 % 
 % \StopEventually{\newpage\PrintIndex\newpage\PrintChanges\newpage\printbibliography}\newpage
 %
diff --git a/base/proposal.pdf b/base/proposal.pdf
index 7692ff1..8847f38 100644
Binary files a/base/proposal.pdf and b/base/proposal.pdf differ
diff --git a/dfg/dfgproposal.dtx b/dfg/dfgproposal.dtx
index bf5ce05..2db05f4 100644
--- a/dfg/dfgproposal.dtx
+++ b/dfg/dfgproposal.dtx
@@ -28,7 +28,7 @@
 \RecordChanges
 \usepackage{textcomp,url,paralist,a4wide,xspace}
 \usepackage[show]{ed}
-\usepackage[maxnames=6,hyperref=auto,style=alphabetic,backend=bibtex]{biblatex}
+\usepackage[maxnames=6,hyperref=auto,style=alphabetic]{biblatex}
 \bibliography{kwarc}
 \usepackage[bookmarks=true,linkcolor=blue,
  citecolor=blue,urlcolor=blue,colorlinks=true,
diff --git a/dfg/dfgproposal.pdf b/dfg/dfgproposal.pdf
index 8bad880..1bfc3c9 100644
Binary files a/dfg/dfgproposal.pdf and b/dfg/dfgproposal.pdf differ
diff --git a/eu/examples/fetopenstrep/propB.pdf b/eu/examples/fetopenstrep/propB.pdf
index 69cb73e..ac8ff6c 100644
Binary files a/eu/examples/fetopenstrep/propB.pdf and b/eu/examples/fetopenstrep/propB.pdf differ
diff --git a/eu/examples/strep/propB.pdf b/eu/examples/strep/propB.pdf
index 2ecc149..eb676d0 100644
Binary files a/eu/examples/strep/propB.pdf and b/eu/examples/strep/propB.pdf differ