diff --git a/src/app/Console/Command.php b/src/app/Console/Command.php
--- a/src/app/Console/Command.php
+++ b/src/app/Console/Command.php
@@ -266,18 +266,6 @@
         }
     }
 
-    /**
-     * Checks that a model is soft-deletable
-     *
-     * @param string $class Model class name
-     *
-     * @return bool
-     */
-    protected function isSoftDeletable($class)
-    {
-        return class_exists($class) && method_exists($class, 'forceDelete');
-    }
-
     /**
      * Return a string for output, with any additional attributes specified as well.
      *
diff --git a/src/app/Console/ObjectDeleteCommand.php b/src/app/Console/ObjectDeleteCommand.php
--- a/src/app/Console/ObjectDeleteCommand.php
+++ b/src/app/Console/ObjectDeleteCommand.php
@@ -17,7 +17,7 @@
             $this->objectName
         );
 
-        if ($this->isSoftDeletable($this->objectClass)) {
+        if (\App\Utils::isSoftDeletable($this->objectClass)) {
             $this->signature .= " {--with-deleted : Consider deleted {$this->objectName}s}";
         }
 
diff --git a/src/app/Console/ObjectListCommand.php b/src/app/Console/ObjectListCommand.php
--- a/src/app/Console/ObjectListCommand.php
+++ b/src/app/Console/ObjectListCommand.php
@@ -24,7 +24,7 @@
             $this->signature .= " {--tenant= : Limit results to the specified tenant}";
         }
 
-        if ($this->isSoftDeletable($this->objectClass)) {
+        if (\App\Utils::isSoftDeletable($this->objectClass)) {
             $this->signature .= " {--with-deleted : Include deleted {$this->objectName}s}";
         }
 
@@ -41,7 +41,8 @@
      */
     public function handle()
     {
-        if ($this->isSoftDeletable($this->objectClass) && $this->option('with-deleted')) {
+        // @phpstan-ignore-next-line
+        if (\App\Utils::isSoftDeletable($this->objectClass) && $this->option('with-deleted')) {
             $objects = $this->objectClass::withTrashed();
         } else {
             $objects = new $this->objectClass();
diff --git a/src/app/Console/ObjectRelationListCommand.php b/src/app/Console/ObjectRelationListCommand.php
--- a/src/app/Console/ObjectRelationListCommand.php
+++ b/src/app/Console/ObjectRelationListCommand.php
@@ -54,7 +54,7 @@
             $this->objectRelationClass = "App\\" . rtrim(ucfirst($this->objectRelation), 's');
         }
 
-        if ($this->isSoftDeletable($this->objectRelationClass)) {
+        if (\App\Utils::isSoftDeletable($this->objectRelationClass)) {
             $this->signature .= " {--with-deleted : Include deleted objects}";
         }
 
@@ -99,7 +99,7 @@
             || ($result instanceof \Illuminate\Database\Eloquent\Builder)
         ) {
             // @phpstan-ignore-next-line
-            if ($this->isSoftDeletable($this->objectRelationClass) && $this->option('with-deleted')) {
+            if (\App\Utils::isSoftDeletable($this->objectRelationClass) && $this->option('with-deleted')) {
                 $result->withoutGlobalScope(SoftDeletingScope::class);
             }
 
diff --git a/src/app/Traits/UuidStrKeyTrait.php b/src/app/Traits/UuidStrKeyTrait.php
--- a/src/app/Traits/UuidStrKeyTrait.php
+++ b/src/app/Traits/UuidStrKeyTrait.php
@@ -14,14 +14,13 @@
                 $allegedly_unique = \App\Utils::uuidStr();
 
                 // Verify if unique
-                if (in_array('Illuminate\Database\Eloquent\SoftDeletes', class_uses($model))) {
-                    while ($model->withTrashed()->find($allegedly_unique)) {
-                        $allegedly_unique = \App\Utils::uuidStr();
-                    }
-                } else {
-                    while ($model->find($allegedly_unique)) {
-                        $allegedly_unique = \App\Utils::uuidStr();
-                    }
+                $finder = $model;
+                if (\App\Utils::isSoftDeletable($model)) {
+                    $finder = $finder->withTrashed();
+                }
+
+                while ($finder->find($allegedly_unique)) {
+                    $allegedly_unique = \App\Utils::uuidStr();
                 }
 
                 $model->{$model->getKeyName()} = $allegedly_unique;
diff --git a/src/app/Utils.php b/src/app/Utils.php
--- a/src/app/Utils.php
+++ b/src/app/Utils.php
@@ -346,6 +346,20 @@
         return $lastaddrstr;
     }
 
+    /**
+     * Checks that a model is soft-deletable
+     *
+     * @param mixed $model Model object or a class name
+     */
+    public static function isSoftDeletable($model): bool
+    {
+        if (is_string($model) && !class_exists($model)) {
+            return false;
+        }
+
+        return method_exists($model, 'restore');
+    }
+
     /**
      * Normalize an email address.
      *
diff --git a/src/tests/Unit/UtilsTest.php b/src/tests/Unit/UtilsTest.php
--- a/src/tests/Unit/UtilsTest.php
+++ b/src/tests/Unit/UtilsTest.php
@@ -76,6 +76,18 @@
         $this->assertSame(['anyone, lrswitednp'], Utils::ensureAclPostPermission($acl));
     }
 
+    /**
+     * Test for Utils::isSoftDeletable()
+     */
+    public function testIsSoftDeletable(): void
+    {
+        $this->assertTrue(Utils::isSoftDeletable(\App\User::class));
+        $this->assertFalse(Utils::isSoftDeletable(\App\Wallet::class));
+
+        $this->assertTrue(Utils::isSoftDeletable(new \App\User()));
+        $this->assertFalse(Utils::isSoftDeletable(new \App\Wallet()));
+    }
+
     /**
      * Test for Utils::money()
      */