diff --git a/library/src/main/java/org/mustangproject/XMLTools.java b/library/src/main/java/org/mustangproject/XMLTools.java
index 402a6dfd..51b80ec5 100644
--- a/library/src/main/java/org/mustangproject/XMLTools.java
+++ b/library/src/main/java/org/mustangproject/XMLTools.java
@@ -98,7 +98,7 @@ public class XMLTools extends XMLWriter {
 	 * @param is the ByteArrayInputStream used
 	 * @throws IOException if can not be read from is
 	 * @see <a href="https://www.w3.org/TR/xml/#sec-guessing">Autodetection of Character Encodings</a>
-	 */
+	 *
 	public static int guessBOMSize(ByteArrayInputStream is) throws IOException {
 		byte[] pad = new byte[4];
 		is.read(pad);
@@ -118,7 +118,7 @@ public class XMLTools extends XMLWriter {
 			return 2;
 		}
 		return 0;
-	}
+	}*/
 
 	/***
 	 * removes utf8 byte order marks from byte arrays, in case one is there
diff --git a/library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRDImporter.java b/library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRDImporter.java
index 87a5c120..783f9000 100644
--- a/library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRDImporter.java
+++ b/library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRDImporter.java
@@ -171,7 +171,7 @@ public class ZUGFeRDImporter {
 		xmlFact.setNamespaceAware(false);
 		DocumentBuilder builder = xmlFact.newDocumentBuilder();
 		ByteArrayInputStream is = new ByteArrayInputStream(rawXML);
-		is.skip(guessBOMSize(is));
+	///	is.skip(guessBOMSize(is));
 		document = builder.parse(is);
 	}
 
@@ -187,33 +187,6 @@ public class ZUGFeRDImporter {
 	}
 
 
-	/**
-	 * Skips over a BOM at the beginning of the given ByteArrayInputStream, if one exists.
-	 *
-	 * @param is the ByteArrayInputStream used
-	 * @throws IOException if can not be read from is
-	 * @see <a href="https://www.w3.org/TR/xml/#sec-guessing">Autodetection of Character Encodings</a>
-	 */
-	private int guessBOMSize(ByteArrayInputStream is) throws IOException {
-		byte[] pad = new byte[4];
-		is.read(pad);
-		is.reset();
-		int test2 = ((pad[0] & 0xFF) << 8) | (pad[1] & 0xFF);
-		int test3 = ((test2 & 0xFFFF) << 8) | (pad[2] & 0xFF);
-		int test4 = ((test3 & 0xFFFFFF) << 8) | (pad[3] & 0xFF);
-		//
-		if (test4 == 0x0000FEFF || test4 == 0xFFFE0000 || test4 == 0x0000FFFE || test4 == 0xFEFF0000) {
-			// UCS-4: BOM takes 4 bytes
-			return 4;
-		} else if (test3 == 0xEFBBFF) {
-			// UTF-8: BOM takes 3 bytes
-			return 3;
-		} else if (test2 == 0xFEFF || test2 == 0xFFFE) {
-			// UTF-16: BOM takes 2 bytes
-			return 2;
-		}
-		return 0;
-	}
 
 
 	protected String extractString(String xpathStr) {