diff --git a/src/google-authenticator/Security/TwoFactor/Provider/Google/GoogleTotpFactory.php b/src/google-authenticator/Security/TwoFactor/Provider/Google/GoogleTotpFactory.php
index 4c6ba6f2..8907b9c5 100644
--- a/src/google-authenticator/Security/TwoFactor/Provider/Google/GoogleTotpFactory.php
+++ b/src/google-authenticator/Security/TwoFactor/Provider/Google/GoogleTotpFactory.php
@@ -32,6 +32,7 @@ public function createTotpForUser(TwoFactorInterface $user): TOTPInterface
             throw new TwoFactorProviderLogicException('Cannot initialize TOTP, no secret code provided.');
         }
 
+        // Compatibility for spomky-labs/otphp version 12
         if ((new ReflectionClass(TOTP::class))->hasProperty('clock')) {
             /** @psalm-suppress ArgumentTypeCoercion */
             $totp = TOTP::create($secret, 30, 'sha1', $this->digits, clock: $this->clock);
diff --git a/src/totp/Security/TwoFactor/Provider/Totp/TotpFactory.php b/src/totp/Security/TwoFactor/Provider/Totp/TotpFactory.php
index bbd1ab3a..b9732790 100644
--- a/src/totp/Security/TwoFactor/Provider/Totp/TotpFactory.php
+++ b/src/totp/Security/TwoFactor/Provider/Totp/TotpFactory.php
@@ -40,6 +40,7 @@ public function createTotpForUser(TwoFactorInterface $user): TOTPInterface
             throw new TwoFactorProviderLogicException('Cannot initialize TOTP, no secret code provided.');
         }
 
+        // Compatibility for spomky-labs/otphp version 12
         if ((new ReflectionClass(TOTP::class))->hasProperty('clock')) {
             /** @psalm-suppress ArgumentTypeCoercion */
             $totp = TOTP::create(