diff --git a/ompi/mpi/c/dims_create.c b/ompi/mpi/c/dims_create.c
index 0cc4265a8c..541cc09960 100644
--- a/ompi/mpi/c/dims_create.c
+++ b/ompi/mpi/c/dims_create.c
@@ -21,6 +21,8 @@
 
 #include "ompi_config.h"
 
+#include <math.h>
+
 #include "ompi/mpi/c/bindings.h"
 #include "ompi/runtime/params.h"
 #include "ompi/communicator/communicator.h"