diff --git a/libwvdrmengine/cdm/core/src/device_files.cpp b/libwvdrmengine/cdm/core/src/device_files.cpp
index 85b69502..90588d91 100644
--- a/libwvdrmengine/cdm/core/src/device_files.cpp
+++ b/libwvdrmengine/cdm/core/src/device_files.cpp
@@ -40,7 +40,8 @@ const char kLicenseFileNameExt[] = ".lic";
 const char kEmptyFileName[] = "";
 const char kWildcard[] = "*";
 const char kDirectoryDelimiter = '/';
-const char* kSecurityLevelPathCompatibilityExclusionList[] = {"ay64.dat"};
+const char* kSecurityLevelPathCompatibilityExclusionList[] = {
+    "ay64.dat", "ay64.dat2", "ay64.dat3"};
 size_t kSecurityLevelPathCompatibilityExclusionListSize =
     sizeof(kSecurityLevelPathCompatibilityExclusionList) /
     sizeof(*kSecurityLevelPathCompatibilityExclusionList);