diff --git a/dune/xt/common/logging.cc b/dune/xt/common/logging.cc
index 7aca06c86433cdf9c17508a8038d04018a456350..0e31e2275a498f8b719cd04a40f28837d082b288 100644
--- a/dune/xt/common/logging.cc
+++ b/dune/xt/common/logging.cc
@@ -119,8 +119,9 @@ int Logging::add_stream(int flags)
   streamID_int <<= 1;
   int streamID = streamID_int;
   streamIDs_.push_back(streamID);
-  flagmap_[streamID]   = (flags | streamID);
-  streammap_[streamID] = Dune::XT::Common::make_unique<DualLogStream>(streamID, flagmap_[streamID], std::cout, logfile_);
+  flagmap_[streamID] = (flags | streamID);
+  streammap_[streamID] =
+      Dune::XT::Common::make_unique<DualLogStream>(streamID, flagmap_[streamID], std::cout, logfile_);
   return streamID_int;
 } // add_stream
 
diff --git a/dune/xt/common/logstreams.cc b/dune/xt/common/logstreams.cc
index 22eb7f501089d8bbe7182ef8cf8ad9e2c06e0436..9681fde50fe09f694b279eebe93fe0bcc3fab7f3 100644
--- a/dune/xt/common/logstreams.cc
+++ b/dune/xt/common/logstreams.cc
@@ -165,18 +165,18 @@ int EmptyBuffer::sync()
 
 int CombinedBuffer::pubsync()
 {
-  if(!enabled())
+  if (!enabled())
     return 0;
   int ret;
-  for(auto&& buffer_ptr : buffer_)
+  for (auto&& buffer_ptr : buffer_)
     ret = buffer_ptr->pubsync();
   return ret;
 }
 
-std::streamsize CombinedBuffer::xsputn(const char_type *s, std::streamsize count)
+std::streamsize CombinedBuffer::xsputn(const char_type* s, std::streamsize count)
 {
   std::streamsize ret;
-  for(auto&& buffer_ptr : buffer_)
+  for (auto&& buffer_ptr : buffer_)
     ret = buffer_ptr->xsputn(s, count);
   return ret;
 }
@@ -184,7 +184,7 @@ std::streamsize CombinedBuffer::xsputn(const char_type *s, std::streamsize count
 CombinedBuffer::int_type CombinedBuffer::overflow(int_type ch)
 {
   int_type ret;
-  for(auto&& buffer_ptr : buffer_)
+  for (auto&& buffer_ptr : buffer_)
     ret = buffer_ptr->overflow(ch);
   return ret;
 }
@@ -192,23 +192,23 @@ CombinedBuffer::int_type CombinedBuffer::overflow(int_type ch)
 int CombinedBuffer::sync()
 {
   int ret;
-  for(auto&& buffer_ptr : buffer_)
+  for (auto&& buffer_ptr : buffer_)
     ret = buffer_ptr->sync();
   return ret;
 }
 
-DualLogStream::DualLogStream(int loglevel, int &logflags, std::ostream &out, std::ofstream &file)
-  : LogStream(new CombinedBuffer(loglevel, logflags, {new OstreamBuffer(loglevel, logflags, out),
-                                                      new OstreamBuffer(loglevel, logflags, file)}))
+DualLogStream::DualLogStream(int loglevel, int& logflags, std::ostream& out, std::ofstream& file)
+  : LogStream(new CombinedBuffer(
+        loglevel, logflags, {new OstreamBuffer(loglevel, logflags, out), new OstreamBuffer(loglevel, logflags, file)}))
 {
 }
 
-OstreamLogStream::OstreamLogStream(int loglevel, int &logflags, std::ostream &out)
+OstreamLogStream::OstreamLogStream(int loglevel, int& logflags, std::ostream& out)
   : LogStream(new OstreamBuffer(loglevel, logflags, out))
 {
 }
 
-EmptyLogStream::EmptyLogStream(int &logflags)
+EmptyLogStream::EmptyLogStream(int& logflags)
   : LogStream(new EmptyBuffer(int(LOG_NONE), logflags))
 {
 }
diff --git a/dune/xt/common/logstreams.hh b/dune/xt/common/logstreams.hh
index 040786e25f5218d159bd3304d9a4496a00575981..0c685c87e4aa42e2e51f5eb6d1996d6ada4b23dd 100644
--- a/dune/xt/common/logstreams.hh
+++ b/dune/xt/common/logstreams.hh
@@ -109,7 +109,7 @@ public:
   CombinedBuffer(int loglevel, int& logflags, std::initializer_list<SuspendableStrBuffer*> buffer_input)
     : SuspendableStrBuffer(loglevel, logflags)
   {
-    for(auto&& buffer_ptr : buffer_input) {
+    for (auto&& buffer_ptr : buffer_input) {
       buffer_.emplace_back(buffer_ptr);
     }
   }