diff --git a/backend/Cargo.lock b/backend/Cargo.lock
index 2cc616b..3cce7cf 100644
--- a/backend/Cargo.lock
+++ b/backend/Cargo.lock
@@ -2441,6 +2441,7 @@ dependencies = [
  "log",
  "rand",
  "reconcile",
+ "regex",
  "sanitize-filename",
  "schemars",
  "serde",
diff --git a/backend/sync_server/Cargo.toml b/backend/sync_server/Cargo.toml
index 0ea4bc3..8b14c45 100644
--- a/backend/sync_server/Cargo.toml
+++ b/backend/sync_server/Cargo.toml
@@ -32,6 +32,7 @@ tracing = "0.1.41"
 rand = "0.8.5"
 sanitize-filename = "0.6.0"
 axum-jsonschema = { version = "0.8.0", features = ["aide"] }
+regex = "1.11.1"
 
 [lints]
 workspace = true