diff --git a/Sources/ZIPFoundation/FileManager+ZIP.swift b/Sources/ZIPFoundation/FileManager+ZIP.swift
index b14d22d3..17fcb2d7 100644
--- a/Sources/ZIPFoundation/FileManager+ZIP.swift
+++ b/Sources/ZIPFoundation/FileManager+ZIP.swift
@@ -131,8 +131,7 @@ extension FileManager {
             }
 
             func verifyChecksumIfNecessary() throws {
-                guard skipCRC32 == false, crc32 == entry.checksum
-                else {
+                if skipCRC32 == false, crc32 != entry.checksum {
                     throw Archive.ArchiveError.invalidCRC32
                 }
             }