diff --git a/third_party/srtp/crypto/cipher/cipher.c b/third_party/srtp/crypto/cipher/cipher.c
index 573c5e2..b5ef164 100644
--- a/third_party/srtp/crypto/cipher/cipher.c
+++ b/third_party/srtp/crypto/cipher/cipher.c
@@ -359,6 +359,8 @@
     }
         
   }
+
+  cipher_dealloc(c);
 
   return err_status_ok;
 }