diff --git a/src/main/java/com/github/pjfanning/xlsx/impl/StreamingWorkbookReader.java b/src/main/java/com/github/pjfanning/xlsx/impl/StreamingWorkbookReader.java
index e1b2a114..b4763e7d 100644
--- a/src/main/java/com/github/pjfanning/xlsx/impl/StreamingWorkbookReader.java
+++ b/src/main/java/com/github/pjfanning/xlsx/impl/StreamingWorkbookReader.java
@@ -71,7 +71,7 @@ public StreamingWorkbookReader(Builder builder) {
    * @throws ReadException if an error occurs while reading the file
    * @throws ParseException if an error occurs while parsing the file
    */
-  public void init(InputStream is) {
+  public void init(InputStream is) throws OpenException, ReadException, ParseException {
     if (builder.avoidTempFiles()) {
       try {
         if(builder.getPassword() != null) {