diff --git a/src/afterfact.rs b/src/afterfact.rs
index a19a01b7..48a1d682 100644
--- a/src/afterfact.rs
+++ b/src/afterfact.rs
@@ -45,7 +45,7 @@ pub fn after_fact() {
 
     let mut displayflag = false;
     let mut target: Box<dyn io::Write> =
-        if let Some(csv_path) = configs::CONFIG.read().unwrap().args.value_of("output") {
+        if let Some(csv_path) = configs::CONFIG.read().unwrap().args.value_of("details") {
             // ファイル出力する場合
             match File::create(csv_path) {
                 Ok(file) => Box::new(BufWriter::new(file)),
diff --git a/src/detections/detection.rs b/src/detections/detection.rs
index a2685b9d..dfcf0ddf 100644
--- a/src/detections/detection.rs
+++ b/src/detections/detection.rs
@@ -187,7 +187,7 @@ impl Detection {
                 .unwrap_or("-".to_owned())
                 .to_string(),
             rule.yaml["title"].as_str().unwrap_or("").to_string(),
-            rule.yaml["output"].as_str().unwrap_or("").to_string(),
+            rule.yaml["details"].as_str().unwrap_or("").to_string(),
         );
     }