diff --git a/testpar/testphdf5.c b/testpar/testphdf5.c
index b9f28bd4f78..ed0510cd55a 100644
--- a/testpar/testphdf5.c
+++ b/testpar/testphdf5.c
@@ -492,7 +492,8 @@ main(int argc, char **argv)
      */
 #if defined(OPEN_MPI) && defined(OMPI_MAJOR_VERSION) && (OMPI_MAJOR_VERSION < 5)
     if (MAINPROCESS)
-        printf("OpenMPI major version is < 5. Atomicity tests will be skipped due to support for atomicity operations not being implemented.\n");
+        printf("OpenMPI major version is < 5. Atomicity tests will be skipped due to support for atomicity "
+               "operations not being implemented.\n");
 #else
     if ((mpi_size < 2) && MAINPROCESS) {
         printf("Atomicity tests need at least 2 processes to participate\n");