diff --git a/core/java/android/net/IpSecAlgorithm.java b/core/java/android/net/IpSecAlgorithm.java
index a4f7b74..e89451e 100644
--- a/core/java/android/net/IpSecAlgorithm.java
+++ b/core/java/android/net/IpSecAlgorithm.java
@@ -201,14 +201,16 @@
     @VisibleForTesting
     public static final Map<String, Integer> ALGO_TO_REQUIRED_FIRST_SDK = new HashMap<>();
 
+    private static final int SDK_VERSION_ZERO = 0;
+
     static {
-        ALGO_TO_REQUIRED_FIRST_SDK.put(CRYPT_AES_CBC, Build.VERSION_CODES.P);
-        ALGO_TO_REQUIRED_FIRST_SDK.put(AUTH_HMAC_MD5, Build.VERSION_CODES.P);
-        ALGO_TO_REQUIRED_FIRST_SDK.put(AUTH_HMAC_SHA1, Build.VERSION_CODES.P);
-        ALGO_TO_REQUIRED_FIRST_SDK.put(AUTH_HMAC_SHA256, Build.VERSION_CODES.P);
-        ALGO_TO_REQUIRED_FIRST_SDK.put(AUTH_HMAC_SHA384, Build.VERSION_CODES.P);
-        ALGO_TO_REQUIRED_FIRST_SDK.put(AUTH_HMAC_SHA512, Build.VERSION_CODES.P);
-        ALGO_TO_REQUIRED_FIRST_SDK.put(AUTH_CRYPT_AES_GCM, Build.VERSION_CODES.P);
+        ALGO_TO_REQUIRED_FIRST_SDK.put(CRYPT_AES_CBC, SDK_VERSION_ZERO);
+        ALGO_TO_REQUIRED_FIRST_SDK.put(AUTH_HMAC_MD5, SDK_VERSION_ZERO);
+        ALGO_TO_REQUIRED_FIRST_SDK.put(AUTH_HMAC_SHA1, SDK_VERSION_ZERO);
+        ALGO_TO_REQUIRED_FIRST_SDK.put(AUTH_HMAC_SHA256, SDK_VERSION_ZERO);
+        ALGO_TO_REQUIRED_FIRST_SDK.put(AUTH_HMAC_SHA384, SDK_VERSION_ZERO);
+        ALGO_TO_REQUIRED_FIRST_SDK.put(AUTH_HMAC_SHA512, SDK_VERSION_ZERO);
+        ALGO_TO_REQUIRED_FIRST_SDK.put(AUTH_CRYPT_AES_GCM, SDK_VERSION_ZERO);
 
         // STOPSHIP: b/170424293 Use Build.VERSION_CODES.S when it is defined
         ALGO_TO_REQUIRED_FIRST_SDK.put(CRYPT_AES_CTR, Build.VERSION_CODES.R + 1);