diff --git a/fido2-core/src/main/java/com/linecorp/line/auth/fido/fido2/server/attestation/android/safetynet/AndroidSafetyNetAttestationVerifier.java b/fido2-core/src/main/java/com/linecorp/line/auth/fido/fido2/server/attestation/android/safetynet/AndroidSafetyNetAttestationVerifier.java
index d32e86c..1ccea0a 100644
--- a/fido2-core/src/main/java/com/linecorp/line/auth/fido/fido2/server/attestation/android/safetynet/AndroidSafetyNetAttestationVerifier.java
+++ b/fido2-core/src/main/java/com/linecorp/line/auth/fido/fido2/server/attestation/android/safetynet/AndroidSafetyNetAttestationVerifier.java
@@ -178,7 +178,7 @@ public AttestationVerificationResult verify(AttestationStatement attestationStat
                 if (attestationStatementInfo.getTimestampMs() >= currentTime) {
                     throw new FIDO2ServerRuntimeException(InternalErrorCode.ANDROID_SAFETYNET_ATTESTATION_TIMESTAMP_INVALID);
                 }
-                if ((currentTime - attestationStatementInfo.getTimestampMs()) > 60 * 100) {
+                if ((currentTime - attestationStatementInfo.getTimestampMs()) > 60 * 1000) {
                     throw new FIDO2ServerRuntimeException(InternalErrorCode.ANDROID_SAFETYNET_ATTESTATION_TIMESTAMP_INVALID);
                 }