diff --git a/roles/sigul/server/templates/server.conf.j2 b/roles/sigul/server/templates/server.conf.j2
index b44b6dff4a..cf72843cb3 100644
--- a/roles/sigul/server/templates/server.conf.j2
+++ b/roles/sigul/server/templates/server.conf.j2
@@ -14,7 +14,7 @@ server-cert-nickname: secondary-signer-server
 # Port on which the bridge expects server connections
 bridge-port: 44333
 # Maximum accepted size of payload stored on disk
-max-file-payload-size: 2073741824
+max-file-payload-size: 4147483648
 # Maximum accepted size of payload stored in server's memory
 max-memory-payload-size: 1048576