diff --git a/roles/synchrony_config/files/start-synchrony b/roles/synchrony_config/files/start-synchrony
index 5029e66..e52555d 100755
--- a/roles/synchrony_config/files/start-synchrony
+++ b/roles/synchrony_config/files/start-synchrony
@@ -55,9 +55,11 @@ function waitForConfluenceConfigInSharedHome() {
 
 waitForConfluenceConfigInSharedHome
 
+# Additional settings are in /etc/atl.synchrony
+export SYNCHRONY_JWT_PRIVATE_KEY
+export SYNCHRONY_JWT_PUBLIC_KEY
+
 exec ${_RUNJAVA} \
      -classpath ${SYNCHRONY_CLASSPATH} \
      ${ATL_SYNCHRONY_JVM_PROPERTIES} \
-     -Djwt.private.key=${SYNCHRONY_JWT_PRIVATE_KEY} \
-     -Djwt.public.key=${SYNCHRONY_JWT_PUBLIC_KEY} \
      synchrony.core sql