diff --git a/src/libtls/tls_fragmentation.c b/src/libtls/tls_fragmentation.c
index e7f42ec2a..a7b5bcaf6 100644
--- a/src/libtls/tls_fragmentation.c
+++ b/src/libtls/tls_fragmentation.c
@@ -189,6 +189,10 @@ static status_t process_handshake(private_tls_fragmentation_t *this,
 				return status;
 			}
 		}
+		if (this->alert->fatal(this->alert))
+		{
+			break;
+		}
 	}
 	return NEED_MORE;
 }