diff --git a/libwvdrmengine/oemcrypto/test/oemcrypto_test.cpp b/libwvdrmengine/oemcrypto/test/oemcrypto_test.cpp
index 08864ef1..6049fdd8 100644
--- a/libwvdrmengine/oemcrypto/test/oemcrypto_test.cpp
+++ b/libwvdrmengine/oemcrypto/test/oemcrypto_test.cpp
@@ -1661,7 +1661,10 @@ TEST_F(OEMCryptoClientTest, MaxSessionsOpenCloseAPI10) {
   // We expect OEMCrypto implementations support at least 8 sessions.
   const size_t kMinimumSupportedMaxNumberOfSessions = 8u;
   ASSERT_GE(max_sessions, kMinimumSupportedMaxNumberOfSessions);
-
+  // We allow GetMaxNumberOfSessions to return an estimate.  This tests with a
+  // pad of 5%. Even if it's just an estimate, we still require 8 sessions.
+  size_t max_sessions_with_pad = max(max_sessions * 19/20,
+                                     kMinimumSupportedMaxNumberOfSessions);
   vector<OEMCrypto_SESSION> sessions;
   // Limit the number of sessions for testing.
   const size_t kMaxNumberOfSessionsForTesting = 0x100u;
@@ -1675,7 +1678,7 @@ TEST_F(OEMCryptoClientTest, MaxSessionsOpenCloseAPI10) {
     // OEMCrypto_ERROR_TOO_MANY_SESSIONS if too many sessions are open.
     if (sts != OEMCrypto_SUCCESS) {
       ASSERT_EQ(OEMCrypto_ERROR_TOO_MANY_SESSIONS, sts);
-      ASSERT_GE(i, max_sessions);
+      ASSERT_GE(i, max_sessions_with_pad);
       break;
     }
     ASSERT_EQ(OEMCrypto_SUCCESS,