diff --git a/ansible/roles/ispmail-webmail-apache-horde/files/horde-text-filter-linkurls.patch b/ansible/roles/ispmail-webmail-apache-horde/files/horde-text-filter-linkurls.patch
new file mode 100644
index 0000000..806e02a
--- /dev/null
+++ b/ansible/roles/ispmail-webmail-apache-horde/files/horde-text-filter-linkurls.patch
@@ -0,0 +1,11 @@
+--- Text/Filter/Linkurls.php.old	2019-08-29 13:21:04.552582188 +0000
++++ Text/Filter/Linkurls.php	2019-08-29 13:21:07.924582188 +0000
+@@ -86,7 +86,7 @@
+ (?:\b|^)
+ (  # Capture 1: entire matched URL
+   (
+-   (?:[a-z][\w+-]{0,19})?:/{1,3}  # URL protocol and colon followed by 1-3
++   (?:[a-z][-\w+]{0,19})?:/{1,3}  # URL protocol and colon followed by 1-3
+                                   # slashes, or just colon and slashes (://)
+     |                             #  - or -
+     (?<!\.)www\d{0,3}\.           # "www.", "www1.", "www2." … "www999."