diff --git a/packages/syslog_router/changelog.yml b/packages/syslog_router/changelog.yml
index 0141aef3e80..b9a3da65380 100644
--- a/packages/syslog_router/changelog.yml
+++ b/packages/syslog_router/changelog.yml
@@ -1,4 +1,9 @@
 # newer versions go on top
+- version: "1.0.1"
+  changes:
+    - description: Fix UDP listen_host variable mismatch.
+      type: bugfix
+      link: https://github.com/elastic/integrations/pull/17599
 - version: "1.0.0"
   changes:
     - description: Release package as GA.
diff --git a/packages/syslog_router/data_stream/log/_dev/test/system/test-udp-config.yml b/packages/syslog_router/data_stream/log/_dev/test/system/test-udp-config.yml
index e3a4bbf5415..b7f036e8faa 100644
--- a/packages/syslog_router/data_stream/log/_dev/test/system/test-udp-config.yml
+++ b/packages/syslog_router/data_stream/log/_dev/test/system/test-udp-config.yml
@@ -3,7 +3,7 @@ service_notify_signal: SIGHUP
 input: udp
 data_stream:
   vars:
-    listen_address: 0.0.0.0
+    listen_host: 0.0.0.0
     listen_port: 9515
     preserve_original_event: true
 assert:
diff --git a/packages/syslog_router/data_stream/log/agent/stream/udp.yml.hbs b/packages/syslog_router/data_stream/log/agent/stream/udp.yml.hbs
index b1addb86297..1d0d75f743c 100644
--- a/packages/syslog_router/data_stream/log/agent/stream/udp.yml.hbs
+++ b/packages/syslog_router/data_stream/log/agent/stream/udp.yml.hbs
@@ -1,4 +1,4 @@
-host: "{{listen_address}}:{{listen_port}}"
+host: "{{listen_host}}:{{listen_port}}"
 tags:
 {{#if preserve_original_event}}
   - preserve_original_event
diff --git a/packages/syslog_router/manifest.yml b/packages/syslog_router/manifest.yml
index dd5a5bb699b..b4e4a8a2ba5 100644
--- a/packages/syslog_router/manifest.yml
+++ b/packages/syslog_router/manifest.yml
@@ -1,7 +1,7 @@
 format_version: 3.2.1
 name: syslog_router
 title: "Syslog Router"
-version: 1.0.0
+version: 1.0.1
 description: "Route syslog events to integrations with Elastic Agent."
 type: integration
 categories: