diff --git a/src/Minify.php b/src/Minify.php
index 736ff11..8031806 100644
--- a/src/Minify.php
+++ b/src/Minify.php
@@ -137,7 +137,21 @@ public function addFile($data /* $data = null, ... */)
         return $this;
     }
 
-    /**
+	/**
+	 * Add data with path and content without doing any check.
+	 *
+	 * @param string $path    File path to be minified.
+	 * @param string $content Content to be minified.
+	 *
+	 * @return static
+	 */
+	public function addData( $path, $content ) {
+		$this->data[ $path ] = $content;
+
+		return $this;
+	}
+
+	/**
      * Minify the data & (optionally) saves it to a file.
      *
      * @param string[optional] $path Path to write the data to
diff --git a/tests/js/JSTest.php b/tests/js/JSTest.php
index db43308..c58fbaa 100644
--- a/tests/js/JSTest.php
+++ b/tests/js/JSTest.php
@@ -41,6 +41,19 @@ public function testAddFile()
         $this->assertEquals('var test=1', $result);
     }
 
+	/**
+	 * Test minifier addFile method.
+	 */
+	public function testAddData()
+	{
+		$minifier = $this->mockMinifier();
+		$minifier->addData(__DIR__.'/sample/source/script1.js', 'var test_from_addData=1');
+
+		$result = $minifier->minify();
+
+		$this->assertEquals('var test_from_addData=1', $result);
+	}
+
     /**
      * Test JS minifier rules, provided by dataProvider.
      *