diff --git a/domain-models-interface-extensions/src/main/java/org/folio/rest/tools/GenerateRunner.java b/domain-models-interface-extensions/src/main/java/org/folio/rest/tools/GenerateRunner.java
index b668ba3..434b5d1 100644
--- a/domain-models-interface-extensions/src/main/java/org/folio/rest/tools/GenerateRunner.java
+++ b/domain-models-interface-extensions/src/main/java/org/folio/rest/tools/GenerateRunner.java
@@ -101,12 +101,16 @@ public class GenerateRunner {
     String parentRoot = System.getProperties().getProperty("maven.multiModuleProjectDirectory");
     copyRamlDirToTarget(root, parentRoot);
 
+    File output = new File(root + RESOURCE_DEFAULT + File.separator + SOURCES_DEFAULT);
+    if (output.isDirectory()) {
+      generateRunner.generate(output.getAbsolutePath());
+    } else {
     String ramlsDir = System.getProperty("raml_files", root + SOURCES_DEFAULT);
     String [] paths = ramlsDir.split(","); //if multiple paths are indicated with a , delimiter
     for (String inputDirectory : paths) {
       generateRunner.generate(inputDirectory);
     }
-
+    }
   }
 
   /**