diff --git a/src/api2/tape/backup.rs b/src/api2/tape/backup.rs
index 35406595..0c29b441 100644
--- a/src/api2/tape/backup.rs
+++ b/src/api2/tape/backup.rs
@@ -10,9 +10,9 @@ use proxmox_schema::api;
 use proxmox_sys::{task_log, task_warn, WorkerTaskContext};
 
 use pbs_api_types::{
-    Authid, BackupNamespace, GroupFilter, MediaPoolConfig, Operation, TapeBackupJobConfig,
-    TapeBackupJobSetup, TapeBackupJobStatus, Userid, JOB_ID_SCHEMA, PRIV_DATASTORE_READ,
-    PRIV_TAPE_AUDIT, PRIV_TAPE_WRITE, UPID_SCHEMA,
+    Authid, GroupFilter, MediaPoolConfig, Operation, TapeBackupJobConfig, TapeBackupJobSetup,
+    TapeBackupJobStatus, Userid, JOB_ID_SCHEMA, PRIV_DATASTORE_READ, PRIV_TAPE_AUDIT,
+    PRIV_TAPE_WRITE, UPID_SCHEMA,
 };
 
 use pbs_config::CachedUserInfo;
diff --git a/src/tape/media_catalog.rs b/src/tape/media_catalog.rs
index 369ba18c..85128f80 100644
--- a/src/tape/media_catalog.rs
+++ b/src/tape/media_catalog.rs
@@ -742,12 +742,13 @@ impl MediaCatalog {
             return Ok((false, None, None));
         }
 
-        if magic == Self::PROXMOX_BACKUP_MEDIA_CATALOG_MAGIC_1_0 {
-            // only use in unreleased versions
-            bail!("old catalog format (v1.0) is no longer supported");
-        }
-        if magic != Self::PROXMOX_BACKUP_MEDIA_CATALOG_MAGIC_1_1 {
-            bail!("wrong magic number");
+        match magic {
+            // only used in unreleased versions
+            Self::PROXMOX_BACKUP_MEDIA_CATALOG_MAGIC_1_0 => {
+                bail!("old catalog format (v1.0) is no longer supported")
+            }
+            Self::PROXMOX_BACKUP_MEDIA_CATALOG_MAGIC_1_1 => {}
+            _ => bail!("wrong magic number"),
         }
 
         let mut entry_type = [0u8; 1];
@@ -800,12 +801,14 @@ impl MediaCatalog {
                     Ok(true) => { /* OK */ }
                     Err(err) => bail!("read failed - {}", err),
                 }
-                if magic == Self::PROXMOX_BACKUP_MEDIA_CATALOG_MAGIC_1_0 {
-                    // only use in unreleased versions
-                    bail!("old catalog format (v1.0) is no longer supported");
-                }
-                if magic != Self::PROXMOX_BACKUP_MEDIA_CATALOG_MAGIC_1_1 {
-                    bail!("wrong magic number");
+
+                match magic {
+                    // only used in unreleased versions
+                    Self::PROXMOX_BACKUP_MEDIA_CATALOG_MAGIC_1_0 => {
+                        bail!("old catalog format (v1.0) is no longer supported")
+                    }
+                    Self::PROXMOX_BACKUP_MEDIA_CATALOG_MAGIC_1_1 => {}
+                    _ => bail!("wrong magic number"),
                 }
                 found_magic_number = true;
                 continue;