diff --git a/config.toml b/config.toml
index 6bc738a..a595ae5 100644
--- a/config.toml
+++ b/config.toml
@@ -6,7 +6,7 @@ retries = 0
 name = "${DOCKER_GROUP_NAME}"
 
 [[resource.template]]
-  src = "${REMCO_DOCKER_CONFIG}/templates.d/${DOCKER_GROUP_NAME}/fqdn-context.env"
+  src = "${REMCO_DOCKER_CONFIG}/templates.d/${DOCKER_GROUP_NAME}/fqdn_context.env"
   dst = "${REMCO_DOCKER_CONFIG}/rendered.d/${DOCKER_GROUP_NAME}/${DOCKER_FQDN}_${DOCKER_CTX}.env"
   make_directories = true
 
diff --git a/templates.d/haproxy/fqdn-context.env b/templates.d/haproxy/fqdn_context.env
similarity index 100%
rename from templates.d/haproxy/fqdn-context.env
rename to templates.d/haproxy/fqdn_context.env
diff --git a/templates.d/signal_cli_rest_api/fqdn-context.env b/templates.d/signal_cli_rest_api/fqdn_context.env
similarity index 100%
rename from templates.d/signal_cli_rest_api/fqdn-context.env
rename to templates.d/signal_cli_rest_api/fqdn_context.env
diff --git a/templates.d/snipeit/fqdn-context.env b/templates.d/snipeit/fqdn_context.env
similarity index 100%
rename from templates.d/snipeit/fqdn-context.env
rename to templates.d/snipeit/fqdn_context.env
diff --git a/templates.d/zabbixserver/fqdn-context.env b/templates.d/zabbixserver/fqdn_context.env
similarity index 100%
rename from templates.d/zabbixserver/fqdn-context.env
rename to templates.d/zabbixserver/fqdn_context.env