diff --git a/src/main/java/org/mdkt/compiler/InMemoryJavaCompiler.java b/src/main/java/org/mdkt/compiler/InMemoryJavaCompiler.java
index b853590..60ad33e 100644
--- a/src/main/java/org/mdkt/compiler/InMemoryJavaCompiler.java
+++ b/src/main/java/org/mdkt/compiler/InMemoryJavaCompiler.java
@@ -139,4 +139,9 @@ public InMemoryJavaCompiler addSource(String className, String sourceCode) throw
 		sourceCodes.put(className, new SourceCode(className, sourceCode));
 		return this;
 	}
+	public InMemoryJavaCompiler addSource(Map<String, SourceCode> sourceCodes ) throws Exception {
+		sourceCodes.putAll(sourceCodes);
+		return this;
+	}
+
 }