diff --git a/inc/RRule.php b/inc/RRule.php
index d69d138c..eb982143 100644
--- a/inc/RRule.php
+++ b/inc/RRule.php
@@ -817,10 +817,15 @@ class RepeatRule {
   private function GetMoreInstances($return_floating_times=false) {
     if ( $this->finished ) return;
     $got_more = false;
-    $loop_limit = 10;
+    $loop_limit = 100;
     $loops = 0;
     if ( $return_floating_times ) $this->base->setAsFloat();
-    while( !$this->finished && !$got_more && $loops++ < $loop_limit ) {
+    while( !$this->finished && !$got_more) {
+      if ($loops++ > $loop_limit ) {
+          dbg_error_log ('ERROR', "RRULE, loop limit has been hit in GetMoreInstances, this probably needs to be increased (loop_limit: %d)", $loop_limit);
+          break;
+      }
+
       if ( !isset($this->current_base) ) {
         $this->current_base = clone($this->base);
       }