diff --git a/src/java/davmail/exchange/ExchangeSession.java b/src/java/davmail/exchange/ExchangeSession.java
index d0e7993e..e1cd0163 100644
--- a/src/java/davmail/exchange/ExchangeSession.java
+++ b/src/java/davmail/exchange/ExchangeSession.java
@@ -2224,6 +2224,11 @@ public abstract class ExchangeSession {
         protected byte[] getICS(InputStream mimeInputStream) throws IOException, MessagingException {
             byte[] result;
             MimeMessage mimeMessage = new MimeMessage(null, mimeInputStream);
+            String[] contentClass = mimeMessage.getHeader("Content-class");
+            // task item, return null
+            if (contentClass != null && contentClass.length > 0 && "urn:content-classes:task".equals(contentClass[0])) {
+                return null;
+            }
             Object mimeBody = mimeMessage.getContent();
             MimePart bodyPart = null;
             if (mimeBody instanceof MimeMultipart) {
diff --git a/src/java/timezones.properties b/src/java/timezones.properties
index fc33440e..de6dfdef 100644
--- a/src/java/timezones.properties
+++ b/src/java/timezones.properties
@@ -64,6 +64,8 @@
 (GMT-04.00)\ Caracas/La\ Paz=America/Caracas
 (GMT-04.00)\ Santiago=America/Santiago
 (GMT-05.00)\ Bogota/Lima=America/Lima
+(GMT-05.00)\ Bogota/Lima/Quito=America/Lima
+SA\ Pacific\ Standard\ Time=America/Lima
 (GMT-05.00)\ Eastern\ Time\ (US\ &\ Canada)=America/New_York
 (GMT-05.00)\ Indiana\ (East)=America/Indiana/Knox
 (GMT-06.00)\ Central\ America=America/Chicago