diff --git a/src/Exception/CannotUseRateLimiter.php b/src/Exception/CannotUseRateLimiter.php
index 5bc5540..f59f3f6 100644
--- a/src/Exception/CannotUseRateLimiter.php
+++ b/src/Exception/CannotUseRateLimiter.php
@@ -6,6 +6,6 @@
 
 use RuntimeException;
 
-final class CannotUseRateLimiter extends RuntimeException
+final class CannotUseRateLimiter extends RuntimeException implements RateLimitException
 {
 }
diff --git a/src/Exception/LimitExceeded.php b/src/Exception/LimitExceeded.php
index e0ecbfe..d576a57 100644
--- a/src/Exception/LimitExceeded.php
+++ b/src/Exception/LimitExceeded.php
@@ -7,7 +7,7 @@
 use RateLimit\Rate;
 use RuntimeException;
 
-final class LimitExceeded extends RuntimeException
+final class LimitExceeded extends RuntimeException implements RateLimitException
 {
     /** @var string */
     protected $identifier;
diff --git a/src/Exception/RateLimitException.php b/src/Exception/RateLimitException.php
new file mode 100644
index 0000000..12fc8ac
--- /dev/null
+++ b/src/Exception/RateLimitException.php
@@ -0,0 +1,11 @@
+<?php
+
+declare(strict_types=1);
+
+namespace RateLimit\Exception;
+
+use Throwable;
+
+interface RateLimitException extends Throwable
+{
+}