diff --git a/README.txt b/README.txt
index 2f92e62..cf98e25 100644
--- a/README.txt
+++ b/README.txt
@@ -25,3 +25,13 @@ The examples/ directory contains some examples of how to
 use the library; these may be helpful in addition to the
 API documentation in doc/.
 
+
+== Requirements ==
+
+Libstrophe requires libresolv on UNIX systems. Make sure you include -lresolv
+if you are compiling by hand.
+
+It also uses expat for XML processing, but a current copy is included in the
+expat/ directory of the SVN checkout
+
+