diff --git a/install/emissary-files.mk b/install/emissary-files.mk
index 090c1db..373d44c 100644
--- a/install/emissary-files.mk
+++ b/install/emissary-files.mk
@@ -16,7 +16,7 @@ install-emissary-files:
 	cp gitea-dl/emissary-agent_linux_$(EMISSARY_ARCH)/misc/packaging/common/config-agent.yml files/etc/emissary/agent.yml
 
 	# Patch agent config
-	tools/yq/bin/yq -i '.agent.controllers.spec.serverUrl = "$${EMISSARY_SERVER_URL}"' files/etc/emissary/agent.yml
+	tools/yq/bin/yq -i '.agent.serverUrl = "$${EMISSARY_SERVER_URL}"' files/etc/emissary/agent.yml
 	tools/yq/bin/yq -i '.agent.reconciliationInterval = "$${EMISSARY_RECONCILIATION_INTERVAL}"' files/etc/emissary/agent.yml
 
 	# Copy emissary binary