diff --git a/lib/SimpleSAML/Utils/Crypto.php b/lib/SimpleSAML/Utils/Crypto.php
index 480d3a6ebb6346e879fd784a7b69796014597f8f..fe17597c2c0a3ca8933edb2699ecaf8f40b5818f 100644
--- a/lib/SimpleSAML/Utils/Crypto.php
+++ b/lib/SimpleSAML/Utils/Crypto.php
@@ -53,8 +53,7 @@ class Crypto
             }
         }
 
-        throw new \SimpleSAML_Error_Exception("Failed to decrypt ciphertext \"".
-            base64_encode($ciphertext).'", hmac: "'.base64_encode($hmac).'", iv: "'.base64_encode($iv).'"');
+        throw new \SimpleSAML_Error_Exception("Failed to decrypt ciphertext.");
     }