diff --git a/Articles/Sources/Articles/DatabaseID.swift b/Articles/Sources/Articles/DatabaseID.swift
index 32918a7ee..1ad269cc3 100644
--- a/Articles/Sources/Articles/DatabaseID.swift
+++ b/Articles/Sources/Articles/DatabaseID.swift
@@ -16,9 +16,9 @@ import RSCore
 private var databaseIDCache = [String: String]()
 private var databaseIDCacheLock = NSLock()
 public func databaseIDWithString(_ s: String) -> String {
-    databaseIdCacheLock.lock()
+    databaseIDCacheLock.lock()
     defer {
-        databaseIdCacheLock.unlock()
+        databaseIDCacheLock.unlock()
     }
 	
 	if let identifier = databaseIDCache[s] {