diff --git a/tools/nui/FileReader.cpp b/tools/nui/FileReader.cpp
index ec5c11feea..10031feb6b 100644
--- a/tools/nui/FileReader.cpp
+++ b/tools/nui/FileReader.cpp
@@ -84,7 +84,7 @@ void LogReader::mergeEvents(int dled) {
       capnp::FlatArrayMessageReader cmsg = capnp::FlatArrayMessageReader(amsg);
 
       // this needed? it is
-      std::unique_ptr<capnp::FlatArrayMessageReader> tmsg(new capnp::FlatArrayMessageReader(kj::arrayPtr(amsg.begin(), cmsg.getEnd()));
+      std::unique_ptr<capnp::FlatArrayMessageReader> tmsg(new capnp::FlatArrayMessageReader(kj::arrayPtr(amsg.begin(), cmsg.getEnd())));
 
       amsg = kj::arrayPtr(cmsg.getEnd(), amsg.end());