diff --git a/src/zlevis b/src/zlevis
index f1a0361..8f3eb7a 100755
--- a/src/zlevis
+++ b/src/zlevis
@@ -15,14 +15,14 @@ fi
 # Function to display usage information of zlevis
 info() {
     exec >&2
-    echo "Usage: \"zlevis {decrypt|encrypt} {pool|key}\""
+    echo "Usage: \"zlevis {decrypt|encrypt} <pool>\""
     exit 2
 }
 
 # Function to display usage information of zlevis encrypt pool
 encrypt_pool_info() {
     exec >&2
-    echo "Usage: \"zlevis encrypt pool <pool> '{\"property\":\"value\"}' < file.key\""
+    echo "Usage: \"zlevis encrypt <pool> '{\"property\":\"value\"}' < file.key\""
     echo
     echo "This command uses the following configuration properties:"
     echo "  hash: <string> -> Hash algorithm used in the computation of the object name (default: sha256)."
@@ -39,14 +39,12 @@ if [ -t 0 ]; then
         "decrypt") 
             case "$2" in
                 "pool") zfs list -Ho tpm:jwe "$3" | zlevis-decrypt;;
-                "key") zlevis-decrypt;;
                 *) info;;
             esac
         ;;
         "encrypt")
             case "$2" in
                 "pool") encrypt_pool_info;;
-                "key") zlevis-encrypt;;
                 *) info;;
             esac
         ;;
@@ -54,16 +52,9 @@ if [ -t 0 ]; then
     esac
 else
     case "$1" in
-        "decrypt") 
-            case "$2" in
-                "key") zlevis-decrypt;;
-                *) info;;
-            esac
-        ;;
         "encrypt")
             case "$2" in
                 "pool") read -r -d . key || zfs set tpm:jwe=$(printf "%s" "$key" | zlevis-encrypt "$4") "$3";;
-                "key") zlevis-encrypt "$3";;
                 *) info;;
             esac
         ;;