diff --git a/launch/make_swap.sh b/launch/make_swap.sh
index 259aa68a6b..bc41d7a8f1 100644
--- a/launch/make_swap.sh
+++ b/launch/make_swap.sh
@@ -25,7 +25,7 @@ if [ `grep SwapTotal /proc/meminfo | awk '{ print $2; }'` -eq 0 ]; then
     MEMKB=`grep MemTotal /proc/meminfo | awk '{print $2; }'`
     # Use the nearest power of two in MB as the swap size.
     # This ensures that the partitions below are aligned properly.
-    MEM=`python3 -c "import math ; print(2**int(round(math.log($MEMKB/1024, 2))))"`
+    MEM=`python3 -c "import math ; print(min(2**int(round(math.log($MEMKB/1024, 2))),8))"`
 
     # Avoid using config drive device for swap
     if [ -n "$DEV" ] && ! blkid | grep $DEV | grep TYPE ; then