diff --git a/runtime/src/snapshot_utils.rs b/runtime/src/snapshot_utils.rs
index db7fd97e027b11..f7b9b8453ea779 100644
--- a/runtime/src/snapshot_utils.rs
+++ b/runtime/src/snapshot_utils.rs
@@ -66,7 +66,6 @@ use {
 
 mod archive_format;
 mod snapshot_storage_rebuilder;
-use crate::accounts_db::AppendVecId;
 pub use archive_format::*;
 
 #[derive(Clone, Copy, Debug, Eq, PartialEq)]
@@ -1972,21 +1971,6 @@ pub(crate) fn parse_incremental_snapshot_archive_filename(
     })
 }
 
-pub(crate) fn parse_appendvec_filename(filename: &str) -> Option<(Slot, AppendVecId)> {
-    lazy_static! {
-        static ref STORAGE_FILE_REGEX: Regex =
-            Regex::new(r"^(?P<slot>[0-9]+)\.(?P<id>[0-9]+)$").unwrap();
-    };
-
-    STORAGE_FILE_REGEX.captures(filename).map(|cap| {
-        let slot_str = cap.name("slot").map(|m| m.as_str());
-        let id_str = cap.name("id").map(|m| m.as_str());
-        let slot: Slot = slot_str.unwrap().parse::<u64>().unwrap();
-        let id: AppendVecId = id_str.unwrap().parse::<u32>().unwrap();
-        (slot, id)
-    })
-}
-
 pub(crate) fn parse_snapshot_filename(filename: &str) -> Option<(Slot, BankSnapshotType)> {
     lazy_static! {
         static ref SNAPSHOT_FILE_REGEX: Regex =
diff --git a/runtime/src/snapshot_utils/snapshot_storage_rebuilder.rs b/runtime/src/snapshot_utils/snapshot_storage_rebuilder.rs
index 3d183842615a64..1d3d21e4bf0cd1 100644
--- a/runtime/src/snapshot_utils/snapshot_storage_rebuilder.rs
+++ b/runtime/src/snapshot_utils/snapshot_storage_rebuilder.rs
@@ -2,8 +2,7 @@
 
 use {
     super::{
-        get_io_error, parse_appendvec_filename, snapshot_version_from_file, SnapshotError,
-        SnapshotFrom, SnapshotVersion,
+        get_io_error, snapshot_version_from_file, SnapshotError, SnapshotFrom, SnapshotVersion,
     },
     crate::{
         accounts_db::{AccountStorageEntry, AccountStorageMap, AppendVecId, AtomicAppendVecId},
@@ -263,14 +262,12 @@ impl SnapshotStorageRebuilder {
         let filename = path.file_name().unwrap().to_str().unwrap().to_owned();
         if let Some(SnapshotFileKind::Storage) = get_snapshot_file_kind(&filename) {
             if self.snapshot_from == Some(SnapshotFrom::File) {
-                if let Some(appendvec_entry) = parse_appendvec_filename(&filename) {
-                    let (_slot, appendvec_id) = appendvec_entry;
-                    let next_appendvec_id = appendvec_id + 1;
-                    // Always set to the maximum to avoid id conflict.
-                    let _ = &self
-                        .next_append_vec_id
-                        .fetch_max(next_appendvec_id, Ordering::Relaxed);
-                }
+                let (_slot, appendvec_id) = get_slot_and_append_vec_id(&filename);
+                let next_appendvec_id = appendvec_id + 1;
+                // Always set to the maximum to avoid id conflict.
+                let _ = &self
+                    .next_append_vec_id
+                    .fetch_max(next_appendvec_id as u32, Ordering::Relaxed);
             }
             let (slot, slot_complete) = self.insert_slot_storage_file(path, filename);
             if slot_complete {
@@ -420,12 +417,21 @@ pub fn get_snapshot_file_kind(filename: &str) -> Option<SnapshotFileKind> {
 
 /// Get the slot and append vec id from the filename
 pub(crate) fn get_slot_and_append_vec_id(filename: &str) -> (Slot, usize) {
-    let mut split = filename.split('.');
-    let slot = split.next().unwrap().parse().unwrap();
-    let append_vec_id = split.next().unwrap().parse().unwrap();
-    assert!(split.next().is_none());
+    lazy_static! {
+        static ref STORAGE_FILE_REGEX: Regex =
+            Regex::new(r"^(?P<slot>[0-9]+)\.(?P<id>[0-9]+)$").unwrap();
+    };
 
-    (slot, append_vec_id)
+    STORAGE_FILE_REGEX
+        .captures(filename)
+        .map(|cap| {
+            let slot_str = cap.name("slot").map(|m| m.as_str());
+            let id_str = cap.name("id").map(|m| m.as_str());
+            let slot: Slot = slot_str.unwrap().parse::<u64>().unwrap();
+            let id = id_str.unwrap().parse::<u32>().unwrap() as usize;
+            (slot, id)
+        })
+        .unwrap()
 }
 
 #[cfg(test)]