diff --git a/CMakeLists.txt b/CMakeLists.txt
index ea78e36..d8fbfe4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -105,8 +105,11 @@ if (BUILD_SAMPLES)
     add_subdirectory(samples/cpptest)
     add_subdirectory(samples/mpitest)
     add_subdirectory(samples/benchmark)
-    add_subdirectory(samples/bwtest)
     add_subdirectory(samples/genbenchmarkscripts)
     add_subdirectory(samples/mpi_reduce_bench)
     add_subdirectory(samples/fortrantest)
+
+    if (MPI_ENABLED)
+      add_subdirectory(samples/bwtest)
+    endif()
 endif()