diff --git a/include/openPMD/RecordComponent.tpp b/include/openPMD/RecordComponent.tpp
index a39325540e..db6f68636c 100644
--- a/include/openPMD/RecordComponent.tpp
+++ b/include/openPMD/RecordComponent.tpp
@@ -135,9 +135,11 @@ RecordComponent::loadChunk(std::shared_ptr<T> data, Offset o, Extent e)
     if (extent.size() != dim || offset.size() != dim)
     {
         std::ostringstream oss;
-        oss << "Dimensionality of chunk (" << "offset=" << offset.size()
-            << "D, " << "extent=" << extent.size() << "D) "
-            << "and record component (" << int(dim) << "D) " << "do not match.";
+        oss << "Dimensionality of chunk ("
+            << "offset=" << offset.size() << "D, "
+            << "extent=" << extent.size() << "D) "
+            << "and record component (" << int(dim) << "D) "
+            << "do not match.";
         throw std::runtime_error(oss.str());
     }
     Extent dse = getExtent();
diff --git a/src/RecordComponent.cpp b/src/RecordComponent.cpp
index d8ebda0113..0011363bc4 100644
--- a/src/RecordComponent.cpp
+++ b/src/RecordComponent.cpp
@@ -499,8 +499,8 @@ void RecordComponent::verifyChunk(
         {
             std::ostringstream oss;
             oss << "Joined array: Must specify an empty offset (given: "
-                << "offset=" << o.size() << "D, " << "extent=" << e.size()
-                << "D).";
+                << "offset=" << o.size() << "D, "
+                << "extent=" << e.size() << "D).";
             throw std::runtime_error(oss.str());
         }
         if (e.size() != dim)
@@ -508,8 +508,8 @@ void RecordComponent::verifyChunk(
             std::ostringstream oss;
             oss << "Joined array: Dimensionalities of chunk extent and dataset "
                    "extent must be equivalent (given: "
-                << "offset=" << o.size() << "D, " << "extent=" << e.size()
-                << "D).";
+                << "offset=" << o.size() << "D, "
+                << "extent=" << e.size() << "D).";
             throw std::runtime_error(oss.str());
         }
         for (size_t i = 0; i < dim; ++i)
@@ -529,9 +529,11 @@ void RecordComponent::verifyChunk(
         if (e.size() != dim || o.size() != dim)
         {
             std::ostringstream oss;
-            oss << "Dimensionality of chunk (" << "offset=" << o.size() << "D, "
-                << "extent=" << e.size() << "D) " << "and record component ("
-                << int(dim) << "D) " << "do not match.";
+            oss << "Dimensionality of chunk ("
+                << "offset=" << o.size() << "D, "
+                << "extent=" << e.size() << "D) "
+                << "and record component (" << int(dim) << "D) "
+                << "do not match.";
             throw std::runtime_error(oss.str());
         }
         for (uint8_t i = 0; i < dim; ++i)
diff --git a/test/ParallelIOTest.cpp b/test/ParallelIOTest.cpp
index 72c376cb63..9f3ae43ee2 100644
--- a/test/ParallelIOTest.cpp
+++ b/test/ParallelIOTest.cpp
@@ -414,7 +414,8 @@ void available_chunks_test(std::string const &file_ending)
             "parameters":
             {
                 "NumAggregators":)END"
-               << "\"" << std::to_string(mpi_size) << "\"" << R"END(
+               << "\"" << std::to_string(mpi_size) << "\""
+               << R"END(
             }
         }
     }
@@ -956,7 +957,8 @@ void hipace_like_write(std::string const &file_ending)
         int const step = first_rank_step - my_first_step;
 
         if (verbose)
-            std::cout << "[" << i_mpi_rank << "] " << "step: " << step
+            std::cout << "[" << i_mpi_rank << "] "
+                      << "step: " << step
                       << " | first_ranks_step: " << first_rank_step
                       << std::endl;
         // do we start writing to a new step?