diff --git a/server/main-api/src/calendar/connectum.rs b/server/main-api/src/calendar/connectum.rs
index 7b9f075e7..9896c2edd 100644
--- a/server/main-api/src/calendar/connectum.rs
+++ b/server/main-api/src/calendar/connectum.rs
@@ -27,7 +27,7 @@ impl fmt::Debug for APIRequestor {
 
 impl From<&PgPool> for APIRequestor {
     fn from(pool: &PgPool) -> Self {
-        let keep_alive = Duration::from_secs(2);
+        let keep_alive = Duration::from_secs(30);
         let client = reqwest::Client::builder()
             .tcp_keepalive(keep_alive)
             .http2_keep_alive_while_idle(true)