// Local change by Matthijs, suggested by http://www.linuxquestions.org/questions/debian-26/dynamic-mmap-ran-out-of-room-error-when-adding-new-apt-source-list-233417/
-// Limit set to 8M
-APT::Cache-Limit "8388608";
+// Limit set to 16M
+APT::Cache-Limit "16777216";