diff --git a/base/proposal.dtx b/base/proposal.dtx
index 0deac5a..ed54204 100644
--- a/base/proposal.dtx
+++ b/base/proposal.dtx
@@ -646,7 +646,7 @@
 \renewcommand{\familydefault}{\sfdefault}
 \RequirePackage[scaled=.90]{helvet}
 \RequirePackage{textcomp}
-\RequirePackage[hyperref=auto,style=alphabetic,defernumbers=true,backend=bibtex,firstinits=true,maxbibnames=9,maxcitenames=3]{biblatex}[2010/11-19]
+\RequirePackage[hyperref=auto,defernumbers=true,backend=bibtex,firstinits=true,maxbibnames=9,maxcitenames=3]{biblatex}[2010/11-19]
 \RequirePackage{csquotes}
 \RequirePackage{mdframed}
 %    \end{macrocode}