X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=docs%2Fext-core%2Fcore.tex;fp=docs%2Fext-core%2Fcore.tex;h=0ee5cde2097b2169ce3e91b0d010bd4667158304;hp=d03f764141b271b935306bdbf61efe18ee8501d3;hb=1e2756926b8339e3e0b851bcf942ca341bb8720f;hpb=a5f830fe9cb830b6d030a21629cdabb27eaaacdd

diff --git a/docs/ext-core/core.tex b/docs/ext-core/core.tex
index d03f764..0ee5cde 100644
--- a/docs/ext-core/core.tex
+++ b/docs/ext-core/core.tex
@@ -2,6 +2,7 @@
 \usepackage{a4wide}
 \usepackage{code}
 \usepackage{natbib}
+\usepackage{url}
 
 \sloppy
 \setlength{\parskip}{0.5\baselineskip plus 0.2\baselineskip minus 0.1\baselineskip}