diff --git a/src/api2/node/tasks.rs b/src/api2/node/tasks.rs
index 9aaf6f1a..7066f889 100644
--- a/src/api2/node/tasks.rs
+++ b/src/api2/node/tasks.rs
@@ -116,6 +116,15 @@ fn check_task_access(auth_id: &Authid, upid: &UPID) -> Result<(), Error> {
     }
 }
 
+pub fn tasktype(state: &TaskState) -> TaskStateType {
+    match state {
+        TaskState::OK { .. } => TaskStateType::OK,
+        TaskState::Unknown { .. } => TaskStateType::Unknown,
+        TaskState::Error { .. } => TaskStateType::Error,
+        TaskState::Warning { .. } => TaskStateType::Warning,
+    }
+}
+
 #[api(
     input: {
         properties: {
@@ -492,7 +501,7 @@ pub fn list_tasks(
             (Some(_), _) if running => continue,
             (Some(crate::server::TaskState::OK { .. }), _) if errors => continue,
             (Some(state), Some(filters)) => {
-                if !filters.contains(&state.tasktype()) {
+                if !filters.contains(&tasktype(state)) {
                     continue;
                 }
             },
diff --git a/src/server/worker_task.rs b/src/server/worker_task.rs
index c62ba7df..565ce154 100644
--- a/src/server/worker_task.rs
+++ b/src/server/worker_task.rs
@@ -18,7 +18,7 @@ use proxmox::tools::fs::{create_path, replace_file, CreateOptions};
 
 use pbs_buildcfg;
 use pbs_tools::logrotate::{LogRotate, LogRotateFiles};
-use pbs_api_types::{Authid, TaskStateType, UPID};
+use pbs_api_types::{Authid, UPID};
 use pbs_config::{open_backup_lockfile, BackupLockGuard};
 use proxmox_rest_server::{CommandoSocket, FileLogger, FileLogOptions};
 
@@ -243,15 +243,6 @@ impl TaskState {
         }
     }
 
-    pub fn tasktype(&self) -> TaskStateType {
-        match self {
-            TaskState::OK { .. } => TaskStateType::OK,
-            TaskState::Unknown { .. } => TaskStateType::Unknown,
-            TaskState::Error { .. } => TaskStateType::Error,
-            TaskState::Warning { .. } => TaskStateType::Warning,
-        }
-    }
-
     fn result_text(&self) -> String {
         match self {
             TaskState::Error { message, .. } => format!("TASK ERROR: {}", message),