diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..3563f30
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "icalparser"]
+	path = icalparser
+	url = https://github.com/OzzyCzech/icalparser.git
diff --git a/icalparser b/icalparser
index 667aa26..e180dea 160000
--- a/icalparser
+++ b/icalparser
@@ -1 +1 @@
-Subproject commit 667aa26e1bd498c3558405f182452beb9d5a8757
+Subproject commit e180dea8447c9e78f92306f892f809d5f5ad2948