diff --git a/src/Expression.php b/src/Expression.php
index bcf7d2dbb..c8bf44c00 100644
--- a/src/Expression.php
+++ b/src/Expression.php
@@ -94,10 +94,6 @@ public function __construct(protected array $expression)
     /**
      * Resolves an expression.
      *
-     * @param CompilationContext $compilationContext
-     *
-     * @return CompiledExpression
-     *
      * @throws CompilerException|Exception
      * @throws Exception
      * @throws ReflectionException
diff --git a/src/Statements/LetStatement.php b/src/Statements/LetStatement.php
index 8cc3558b6..ce7e9e040 100644
--- a/src/Statements/LetStatement.php
+++ b/src/Statements/LetStatement.php
@@ -45,8 +45,6 @@
 use Zephir\Statements\Let\Variable as LetVariable;
 use Zephir\Statements\Let\VariableAppend as LetVariableAppend;
 
-use function is_object;
-
 /**
  * Let statement is used to assign variables
  */
@@ -59,9 +57,7 @@ class LetStatement extends StatementAbstract
     public function compile(CompilationContext $compilationContext): void
     {
         $readDetector = new ReadDetector();
-
-        $statement = $this->statement;
-        foreach ($statement['assignments'] as $assignment) {
+        foreach ($this->statement['assignments'] as $assignment) {
             $variable = $assignment['variable'];
 
             /**
@@ -93,6 +89,7 @@ public function compile(CompilationContext $compilationContext): void
             /**
              * Incr/Decr assignments don't require an expression
              */
+            $resolvedExpr = null;
             if (isset($assignment['expr'])) {
                 /**
                  * Replace on direct-assignment if this bitwise-assignment
@@ -102,44 +99,23 @@ public function compile(CompilationContext $compilationContext): void
 
                 $expr = new Expression($assignment['expr']);
 
-                switch ($assignment['assign-type']) {
-                    case 'variable':
-                        if (!$readDetector->detect($variable, $assignment['expr'])) {
-                            if (isset($assignment['operator'])) {
-                                if ('assign' == $assignment['operator']) {
-                                    $expr->setExpectReturn(true, $symbolVariable);
-                                }
-                            } else {
-                                $expr->setExpectReturn(true, $symbolVariable);
-                            }
-                        } else {
-                            if (isset($assignment['operator'])) {
-                                if ('assign' == $assignment['operator']) {
-                                    $expr->setExpectReturn(true);
-                                }
-                            } else {
-                                $expr->setExpectReturn(true);
-                            }
+                if ($assignment['assign-type'] === 'variable') {
+                    if (!$readDetector->detect($variable, $assignment['expr'])) {
+                        if (!isset($assignment['operator']) || 'assign' === $assignment['operator']) {
+                            $expr->setExpectReturn(true, $symbolVariable);
                         }
-                        break;
+                    } else {
+                        if (!isset($assignment['operator']) || 'assign' === $assignment['operator']) {
+                            $expr->setExpectReturn(true);
+                        }
+                    }
                 }
 
-                switch ($assignment['expr']['type']) {
-                    case 'property-access':
-                    case 'array-access':
-                    case 'type-hint':
-                        $expr->setReadOnly(true);
-                        break;
+                if (in_array($assignment['expr']['type'], ['property-access', 'array-access', 'type-hint'])) {
+                    $expr->setReadOnly(true);
                 }
 
                 $resolvedExpr = $expr->compile($compilationContext);
-
-                /**
-                 * Bad implemented operators could return values different from objects
-                 */
-                if (!is_object($resolvedExpr)) {
-                    throw new CompilerException('Resolved expression is not valid', $assignment['expr']);
-                }
             }
 
             if ($symbolVariable) {