diff --git a/src/Generator.php b/src/Generator.php
index 01a0db3..bfb55e4 100644
--- a/src/Generator.php
+++ b/src/Generator.php
@@ -24,65 +24,68 @@ public function generate(string $namespace, string $destinationPath)
     {
         $namespace = $this->cleanUpNamespace($namespace);
         $codePrinter = new Standard();
-        $schemaClassNameMap = [];
-        foreach ($this->spec->components->schemas as $name => $schema) {
-            $schemaClassName = $this->className($name);
-            if (strlen($schemaClassName) === 0) {
-                continue;
+        if (count($this->spec->components->schemas) > 0) {
+            $schemaClassNameMap = [];
+            foreach ($this->spec->components->schemas as $name => $schema) {
+                $schemaClassName = $this->className($name);
+                if (strlen($schemaClassName) === 0) {
+                    continue;
+                }
+                $schemaClassNameMap[spl_object_hash($schema)] = $schemaClassName;
             }
-            $schemaClassNameMap[spl_object_hash($schema)] = $schemaClassName;
-        }
-        foreach ($this->spec->components->schemas as $name => $schema) {
-            $schemaClassName = $schemaClassNameMap[spl_object_hash($schema)];
-            if (strlen($schemaClassName) === 0) {
-                continue;
+            foreach ($this->spec->components->schemas as $name => $schema) {
+                $schemaClassName = $schemaClassNameMap[spl_object_hash($schema)];
+                if (strlen($schemaClassName) === 0) {
+                    continue;
+                }
+                @mkdir(dirname($destinationPath . '/Schema/' . $schemaClassName), 0777, true);
+                file_put_contents($destinationPath . '/Schema/' . $schemaClassName . '.php', $codePrinter->prettyPrintFile([
+                        Schema::generate(
+                            $name,
+                            $this->cleanUpNamespace($namespace . dirname('Schema/' . $schemaClassName)),
+                            strrev(explode('/', strrev($schemaClassName))[0]),
+                            $schema,
+                            $schemaClassNameMap
+                        ),
+                    ]) . PHP_EOL);
             }
-            @mkdir(dirname($destinationPath . '/Schema/' . $schemaClassName), 0777, true);
-            file_put_contents($destinationPath . '/Schema/' . $schemaClassName . '.php', $codePrinter->prettyPrintFile([
-                    Schema::generate(
-                        $name,
-                        $this->cleanUpNamespace($namespace . dirname('Schema/' . $schemaClassName)),
-                        strrev(explode('/', strrev($schemaClassName))[0]),
-                        $schema,
-                        $schemaClassNameMap
-                    ),
-                ]) . PHP_EOL);
         }
 
-        foreach ($this->spec->paths as $path => $pathItem) {
-            $pathClassName = $this->className($path);
-            if (strlen($pathClassName) === 0) {
-                continue;
-            }
-            @mkdir(dirname($destinationPath . '/Path/' . $pathClassName), 0777, true);
-            file_put_contents($destinationPath . '/Path/' . $pathClassName . '.php', $codePrinter->prettyPrintFile([
-                Path::generate(
-                    $path,
-                    $this->cleanUpNamespace($namespace . dirname('Path/' . $pathClassName)),
-                    $namespace,
-                    strrev(explode('/', strrev($pathClassName))[0]),
-                    $pathItem
-                ),
-            ]) . PHP_EOL);
-            foreach ($pathItem->getOperations() as $method => $operation) {
-                $operationClassName = $this->className((new Convert($operation->operationId))->fromTrain()->toPascal());
-                $operations[$method] = $operationClassName;
-                if (strlen($operationClassName) === 0) {
+        if (count($this->spec->paths) > 0) {
+            foreach ($this->spec->paths as $path => $pathItem) {
+                $pathClassName = $this->className($path);
+                if (strlen($pathClassName) === 0) {
                     continue;
                 }
-                @mkdir(dirname($destinationPath . '/Operation/' . $operationClassName), 0777, true);
-                file_put_contents($destinationPath . '/Operation/' . $operationClassName . '.php', $codePrinter->prettyPrintFile([
-                    Operation::generate(
-                        $path,
-                        $method,
-                        $this->cleanUpNamespace($namespace . dirname('Operation/' . $operationClassName)),
-                        strrev(explode('/', strrev($operationClassName))[0]),
-                        $operation
-                    ),
-                ]) . PHP_EOL);
+                @mkdir(dirname($destinationPath . '/Path/' . $pathClassName), 0777, true);
+                file_put_contents($destinationPath . '/Path/' . $pathClassName . '.php', $codePrinter->prettyPrintFile([
+                        Path::generate(
+                            $path,
+                            $this->cleanUpNamespace($namespace . dirname('Path/' . $pathClassName)),
+                            $namespace,
+                            strrev(explode('/', strrev($pathClassName))[0]),
+                            $pathItem
+                        ),
+                    ]) . PHP_EOL);
+                foreach ($pathItem->getOperations() as $method => $operation) {
+                    $operationClassName = $this->className((new Convert($operation->operationId))->fromTrain()->toPascal());
+                    $operations[$method] = $operationClassName;
+                    if (strlen($operationClassName) === 0) {
+                        continue;
+                    }
+                    @mkdir(dirname($destinationPath . '/Operation/' . $operationClassName), 0777, true);
+                    file_put_contents($destinationPath . '/Operation/' . $operationClassName . '.php', $codePrinter->prettyPrintFile([
+                            Operation::generate(
+                                $path,
+                                $method,
+                                $this->cleanUpNamespace($namespace . dirname('Operation/' . $operationClassName)),
+                                strrev(explode('/', strrev($operationClassName))[0]),
+                                $operation
+                            ),
+                        ]) . PHP_EOL);
+                }
             }
         }
-
     }
 
     private function className(string $className): string