diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6449417..2a61f11 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,11 @@ Versioning](http://semver.org/spec/v2.0.0.html).
 
 ## Unreleased
 
+## [0.3.1] - 2020-12-30
+
+### Changed
+- Added newline to end of UNKNOWN error output
+
 ## [0.3.0] - 2020-12-30
 
 ### Changed
diff --git a/main.go b/main.go
index 7e015f2..e641016 100644
--- a/main.go
+++ b/main.go
@@ -153,7 +153,7 @@ func executeCheck(event *types.Event) (int, error) {
 			if plugin.FailOnError {
 				return sensu.CheckStateCritical, fmt.Errorf("Failed to get disk usage for %s, error: %v", device, err)
 			}
-			fmt.Printf("%s  UNKNOWN: %s - error: %v", plugin.PluginConfig.Name, device, err)
+			fmt.Printf("%s  UNKNOWN: %s - error: %v\n", plugin.PluginConfig.Name, device, err)
 			continue
 		}