diff --git a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SwaggerGenerator.java b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SwaggerGenerator.java
index 6282f72d8b7..23935e4c557 100644
--- a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SwaggerGenerator.java
+++ b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SwaggerGenerator.java
@@ -52,4 +52,16 @@ public class SwaggerGenerator extends DefaultCodegen implements CodegenConfig {
             LOGGER.error(e.getMessage(), e);
         }
     }
+
+    @Override
+    public String escapeQuotationMark(String input) { 
+        // just return the original string
+        return input;
+    } 
+
+    @Override
+    public String escapeUnsafeCharacters(String input) { 
+        // just return the original string
+        return input;
+    }  
 }
diff --git a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SwaggerYamlGenerator.java b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SwaggerYamlGenerator.java
index 9faa3041968..ad89a02e269 100644
--- a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SwaggerYamlGenerator.java
+++ b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SwaggerYamlGenerator.java
@@ -61,4 +61,17 @@ public class SwaggerYamlGenerator extends DefaultCodegen implements CodegenConfi
             LOGGER.error(e.getMessage(), e);
         }
     }
+
+    @Override
+    public String escapeQuotationMark(String input) {
+        // just return the original string
+        return input;
+    }
+
+    @Override
+    public String escapeUnsafeCharacters(String input) {
+        // just return the original string
+        return input;
+    }   
+
 }