diff --git a/SOPE/NGCards/ChangeLog b/SOPE/NGCards/ChangeLog
index 15921e0c0..fbac587b8 100644
--- a/SOPE/NGCards/ChangeLog
+++ b/SOPE/NGCards/ChangeLog
@@ -1,3 +1,8 @@
+2008-01-22  Wolfgang Sourdeau  <wsourdeau@inverse.ca>
+
+	* iCalRecurrenceRule.m ([iCalRecurrenceRule -repeatInterval]):
+	return 1 if the parsed value is < 1.
+
 2007-12-20  Wolfgang Sourdeau  <wsourdeau@inverse.ca>
 
 	* NSString+NGCards.m ([NSString
diff --git a/SOPE/NGCards/iCalRecurrenceRule.m b/SOPE/NGCards/iCalRecurrenceRule.m
index ea981406f..bc4efc4cf 100644
--- a/SOPE/NGCards/iCalRecurrenceRule.m
+++ b/SOPE/NGCards/iCalRecurrenceRule.m
@@ -237,7 +237,13 @@
 
 - (int) repeatInterval
 {
-  return [[self namedValue: @"interval"] intValue];
+  int interval;
+
+  interval = [[self namedValue: @"interval"] intValue];
+  if (interval < 1)
+    interval = 1;
+
+  return interval;
 }
 
 - (void) setWkst: (NSString *) _weekStart