diff --git a/hyperfi b/hyperfi
index e735296..62a6797 100644
--- a/hyperfi
+++ b/hyperfi
@@ -254,7 +254,7 @@ diskpartautodos(){
             sleep 1
             echo "${txtautopartcreate//%1/swap}"
             swapsize=$(grep MemTotal /proc/meminfo | awk '{ print $2 }')
-            swapsize=$((${swapsize}/1000))"M"
+            swapsize=$((swapsize/1000))"M"
             echo -e "n\np\n\n\n+${swapsize}\nt\n\n82\nw" | fdisk ${device}
             sleep 1
             echo "${txtautopartcreate//%1/root}"
@@ -289,7 +289,7 @@ diskpartautogpt(){
             sgdisk ${device} -n=2:0:+512M
             echo "${txtautopartcreate//%1/swap}"
             swapsize=$(grep MemTotal /proc/meminfo | awk '{ print $2 }')
-            swapsize=$((${swapsize}/1000))"M"
+            swapsize=$((swapsize/1000))"M"
             sgdisk ${device} -n=3:0:+${swapsize} -t=3:8200
             echo "${txtautopartcreate//%1/root}"
             sgdisk ${device} -n=4:0:0
@@ -320,7 +320,7 @@ diskpartautoefi(){
             sgdisk ${device} -n=1:0:+1024M -t=1:ef00
             echo "${txtautopartcreate//%1/swap}"
             swapsize=$(grep MemTotal /proc/meminfo | awk '{ print $2 }')
-            swapsize=$((${swapsize}/1000))"M"
+            swapsize=$((swapsize/1000))"M"
             sgdisk ${device} -n=3:0:+${swapsize} -t=3:8200
             echo "${txtautopartcreate//%1/root}"
             sgdisk ${device} -n=4:0:0