diff --git a/src/ssn/verify/verifyPatch.ts b/src/ssn/verify/verifyPatch.ts
index fc0c480..e8d82a2 100644
--- a/src/ssn/verify/verifyPatch.ts
+++ b/src/ssn/verify/verifyPatch.ts
@@ -15,7 +15,7 @@ export default function verifyPatch(fileEntries: ISsnFileEntry[], product: Produ
   const validLastFileAlternate = `Assets/${product}_version.txt`;
   if (lastFile.name === validLastFileName) {
     if (lastFile.diffType !== SsnDiffType.NewFile) {
-      throw new Error(`Last file (.version file) must have diffType 0 but it had diffType ${lastFile.diffType}.`);
+      throw new Error(`Last file (.version file) must have diffType 0but it had diffType ${lastFile.diffType}.`);
     }
   } else if (lastFile.name === validLastFileAlternate) {
     //In some early patches, the last file is *_version.txt and the second to last is *.version
@@ -29,8 +29,8 @@ export default function verifyPatch(fileEntries: ISsnFileEntry[], product: Produ
     if (secondToLastFile.name !== validLastFileName) {
       throw new Error(`Last or second to last file must be called "${validLastFileName}" but it was "${secondToLastFile.name}".`);
     }
-    if (secondToLastFile.diffType !== SsnDiffType.NewFile) {
-      throw new Error(`Second to last file (.version file) must have diffType 0 but it had diffType ${secondToLastFile.diffType}.`);
+    if (secondToLastFile.diffType !== SsnDiffType.Changed) {
+      throw new Error(`Second to last file (.version file) must have diffType 2 but it had diffType ${secondToLastFile.diffType}.`);
     }
   } else {
     throw new Error(`Last file must be called "${validLastFileName}" or "${validLastFileAlternate}" but it was "${lastFile.name}".`);