diff --git a/coin/provisioning/qtci-linux-Ubuntu-16.04-x86_64/02-apt.sh b/coin/provisioning/qtci-linux-Ubuntu-16.04-x86_64/02-apt.sh
index d15e0059..a2132209 100755
--- a/coin/provisioning/qtci-linux-Ubuntu-16.04-x86_64/02-apt.sh
+++ b/coin/provisioning/qtci-linux-Ubuntu-16.04-x86_64/02-apt.sh
@@ -159,6 +159,7 @@ catch || {
         ;;
         $ExceptionAPT)
             echo "Failed to install package."
+            sudo lsof /var/lib/dpkg/lock
             exit 1;
         ;;
         $ExceptionSED)