diff --git a/roles/synchrony_startup/files/start-synchrony b/roles/synchrony_startup/files/start-synchrony
index 7f5e9ed..ee803d8 100755
--- a/roles/synchrony_startup/files/start-synchrony
+++ b/roles/synchrony_startup/files/start-synchrony
@@ -56,7 +56,7 @@ function waitForConfluenceConfigInSharedHome() {
 waitForConfluenceConfigInSharedHome
 
 exec ${_RUNJAVA} \
-     ${SYNCHRONY_CLASSPATH} \
+     -classpath ${SYNCHRONY_CLASSPATH} \
      ${ATL_SYNCHRONY_JVM_PROPERTIES} \
      -Djwt.private.key=${SYNCHRONY_JWT_PRIVATE_KEY} \
      -Djwt.public.key=${SYNCHRONY_JWT_PUBLIC_KEY} \