diff --git a/docs_v1.0/API_V1.0.0/API_DICTIONARY_V1.0.0.md b/docs_v1.0/API_V1.0.0/API_DICTIONARY_V1.0.0.md
index 2450c41..000d0bf 100644
--- a/docs_v1.0/API_V1.0.0/API_DICTIONARY_V1.0.0.md
+++ b/docs_v1.0/API_V1.0.0/API_DICTIONARY_V1.0.0.md
@@ -61,7 +61,7 @@ Every path segment after the resource ID is a **verb** — an action on that res
 | 6 | GET | `/api/v1/stats/sftpgo` | SFTPGo service status |
 | 7 | GET | `/api/v1/stats/inference` | LLM/embedding health |
 | 8 | POST | `/api/v1/files/register` | Register video file → file_uuid |
-| 9 | POST | `/api/v1/unregister` | Unregister file(s): by `uuid` or pattern match on `file_path`+`pattern` |
+| 9 | POST | `/api/v1/unregister` | Unregister file(s): by `file_uuid` or pattern match on `file_path`+`pattern` |
 | 10 | GET | `/api/v1/files/scan` | Scan directory for new files |
 | 11 | GET | `/api/v1/file/:file_uuid/probe` | ffprobe metadata |
 | 12 | POST | `/api/v1/file/:file_uuid/process` | Start processing pipeline |
diff --git a/docs_v1.0/API_V1.0.0/API_REFERENCE_V1.0.0.md b/docs_v1.0/API_V1.0.0/API_REFERENCE_V1.0.0.md
index 74deb3b..f6adafb 100644
--- a/docs_v1.0/API_V1.0.0/API_REFERENCE_V1.0.0.md
+++ b/docs_v1.0/API_V1.0.0/API_REFERENCE_V1.0.0.md
@@ -118,10 +118,10 @@ Modes:
 - By `file_path` + `pattern` regex: unregister all matching files in a directory
 
 ```bash
-# By UUID
+# By file_uuid
 curl -X POST http://localhost:3002/api/v1/unregister \
   -H "X-API-Key: muser_..." -H "Content-Type: application/json" \
-  -d '{"uuid":"53e3a229bf68878b7a799e811e097f9c"}'
+  -d '{"file_uuid":"53e3a229bf68878b7a799e811e097f9c"}'
 
 # By pattern (unregister all .mp4 files in directory)
 curl -X POST http://localhost:3002/api/v1/unregister \
@@ -129,7 +129,7 @@ curl -X POST http://localhost:3002/api/v1/unregister \
   -d '{"file_path":"/data/demo","pattern":"\\.mp4$"}'
 ```
 ```json
-{"success":true,"uuid":"53e3a229bf68878b7a799e811e097f9c","message":"File unregistered successfully"}
+{"success":true,"file_uuid":"53e3a229bf68878b7a799e811e097f9c","message":"File unregistered successfully"}
 ```
 
 ```bash
diff --git a/src/api/server.rs b/src/api/server.rs
index 35cf9c3..1862ab0 100644
--- a/src/api/server.rs
+++ b/src/api/server.rs
@@ -2507,13 +2507,13 @@ async fn cache_toggle(
 #[derive(Debug, Serialize)]
 struct UnregisterResponse {
     success: bool,
-    uuid: String,
+    file_uuid: String,
     message: String,
 }
 
 #[derive(Debug, Deserialize)]
 struct UnregisterRequest {
-    uuid: Option<String>,
+    file_uuid: Option<String>,
     file_path: Option<String>,
     pattern: Option<String>,
 }
@@ -2530,7 +2530,7 @@ async fn unregister(
         if !dir.is_dir() {
             return Ok(Json(UnregisterResponse {
                 success: false,
-                uuid: String::new(),
+                file_uuid: String::new(),
                 message: format!("Not a directory: {}", dir_path),
             }));
         }
@@ -2561,18 +2561,18 @@ async fn unregister(
         let _ = state.mongo_cache.invalidate_videos_list().await;
         return Ok(Json(UnregisterResponse {
             success: true,
-            uuid: format!("batch_{}", count),
+            file_uuid: format!("batch_{}", count),
             message: format!("Unregistered {} files matching pattern", count),
         }));
     }
 
     // Single UUID mode
-    let uuid = req.uuid.as_deref().unwrap_or("");
+    let uuid = req.file_uuid.as_deref().unwrap_or("");
     if uuid.is_empty() {
         return Ok(Json(UnregisterResponse {
             success: false,
-            uuid: String::new(),
-            message: "Either uuid or file_path+pattern is required".to_string(),
+            file_uuid: String::new(),
+            message: "Either file_uuid or file_path+pattern is required".to_string(),
         }));
     }
 
@@ -2582,7 +2582,7 @@ async fn unregister(
             let _ = state.mongo_cache.invalidate_videos_list().await;
             Ok(Json(UnregisterResponse {
                 success: true,
-                uuid: uuid.to_string(),
+                file_uuid: uuid.to_string(),
                 message: "File unregistered successfully".to_string(),
             }))
         }