diff --git a/install.sh b/install.sh
index 10ba9ce..12ecea7 100755
--- a/install.sh
+++ b/install.sh
@@ -52,7 +52,7 @@ _install() {
     _package="$1" ; shift
     if [[ $NAME == "Ubuntu" ]] ; then
         if ! (( cache_updated )) ; then
-            apt-get update
+            sudowrap apt-get update
             cache_updated=1
         fi
         sudowrap apt-get install --assume-yes "${_package}"