diff --git a/README b/README
index 37031a44..ae4623a2 100644
--- a/README
+++ b/README
@@ -50,6 +50,8 @@ Run install.bat
 
 Pass either --cda or --cda-only to QIRA, or just call "cda binary"
 
+The binary must have DWARF data, and the source files must exist on the system
+
 Without cda-only, you have to go to localhost:3002/cda
 Everything should be intuitive, except press '/' to regex search
 
diff --git a/install.sh b/install.sh
index c3ebb199..62f43d8f 100755
--- a/install.sh
+++ b/install.sh
@@ -35,6 +35,7 @@ sudo ln -sf $(pwd)/qira /usr/local/bin/cda
 
 if [ -f web/qira.html ]; then
   echo "trunk detected"
+  sudo apt-get install yui-compressor
   if [ ! -d ~/.meteor ]; then
     echo "installing meteor"
     sudo apt-get install curl