diff --git a/cmdeploy/src/cmdeploy/dovecot/deployer.py b/cmdeploy/src/cmdeploy/dovecot/deployer.py
index bdd7b1e2..bb3bd764 100644
--- a/cmdeploy/src/cmdeploy/dovecot/deployer.py
+++ b/cmdeploy/src/cmdeploy/dovecot/deployer.py
@@ -64,7 +64,7 @@ def _pick_url(primary, fallback):
 def _install_dovecot_package(package: str, arch: str):
     arch = "amd64" if arch == "x86_64" else arch
     arch = "arm64" if arch == "aarch64" else arch
-    primary_url = f"https://download.chatmail.org/dovecot/dovecot-{package}_2.3.21%2Bdfsg1-3_{arch}.deb"
+    primary_url = f"https://download.delta.chat/dovecot/dovecot-{package}_2.3.21%2Bdfsg1-3_{arch}.deb"
     fallback_url = f"https://github.com/chatmail/dovecot/releases/download/upstream%2F2.3.21%2Bdfsg1/dovecot-{package}_2.3.21%2Bdfsg1-3_{arch}.deb"
     url = _pick_url(primary_url, fallback_url)
     deb_filename = "/root/" + url.split("/")[-1]