diff --git a/lib/ical/recur_expansion.js b/lib/ical/recur_expansion.js
index 98b420b5..8bb0bbf1 100644
--- a/lib/ical/recur_expansion.js
+++ b/lib/ical/recur_expansion.js
@@ -106,7 +106,7 @@ class RecurExpansion {
    * @type {Number}
    * @private
    */
-  ruleDateInc = 0;
+  ruleDateInc = -1;
 
   /**
    * Current position in exDates array
@@ -240,6 +240,14 @@ class RecurExpansion {
       // _after_ we choose a value this should be
       // the only spot where we need to worry about the
       // end of events.
+      if (this.ruleDateInc == -1) {
+        this._nextRuleDay();
+        if (!iter) {
+          // on the first iteration return DTSTART
+          return this.last;
+        }
+      }
+
       if (!next && !iter) {
         // there are no more iterators or rdates
         this.complete = true;
@@ -278,7 +286,7 @@ class RecurExpansion {
       }
 
       //XXX: The spec states that after we resolve the final
-      //     list of dates we execute exdate this seems somewhat counter
+      //     list of dates we execute exdate. This seems somewhat counter
       //     intuitive to what I have seen most servers do so for now
       //     I exclude based on the original date not the one that may
       //     have been modified by the exception.
@@ -379,15 +387,14 @@ class RecurExpansion {
 
         this.ruleDateInc = 0;
         this.last = this.ruleDates[0].clone();
+        this.ruleDate = this.ruleDates[0];
       } else {
         this.ruleDateInc = binsearchInsert(
           this.ruleDates,
           this.last,
           (a, b) => a.compare(b)
-        );
+        ) - 1;
       }
-
-      this.ruleDate = this.ruleDates[this.ruleDateInc];
     }
 
     if (component.hasProperty('rrule')) {
diff --git a/test/recur_expansion_test.js b/test/recur_expansion_test.js
index fe592b24..b2f3377d 100644
--- a/test/recur_expansion_test.js
+++ b/test/recur_expansion_test.js
@@ -54,6 +54,29 @@ suite('recur_expansion', function() {
       }, ".ruleIterators or .component must be given");
     });
 
+    test('only rdate without rrule', function() {
+      let component = primary.component.toJSON();
+      component = new ICAL.Component(component);
+      component.removeAllProperties('rrule');
+
+      const subj = new ICAL.RecurExpansion({
+        component,
+        dtstart: primary.startDate
+      });
+      let expected = [
+        new Date(2012, 9, 2, 10),
+        new Date(2012, 10, 5, 10),
+        new Date(2012, 10, 10, 10),
+        new Date(2012, 10, 30, 10)
+      ], dates = [], next;
+
+      while ((next = subj.next())) {
+        dates.push(next.toJSDate());
+      }
+
+      assert.deepEqual(dates, expected);
+    });
+
     test('default', function() {
       let dtstart = ICAL.Time.fromData({
         year: 2012,