diff --git a/ompi/class/ompi_seq_tracker.h b/ompi/class/ompi_seq_tracker.h
index 267ca03d18..0c1705a851 100644
--- a/ompi/class/ompi_seq_tracker.h
+++ b/ompi/class/ompi_seq_tracker.h
@@ -52,7 +52,7 @@ OMPI_DECLSPEC OBJ_CLASS_DECLARATION(ompi_seq_tracker_t);
  *  Must be called w/ matching lock held.
  */
 
-bool ompi_seq_tracker_check_duplicate(
+OMPI_DECLSPEC bool ompi_seq_tracker_check_duplicate(
     ompi_seq_tracker_t* seq_tracker, 
     uint32_t seq_id);
 
@@ -61,12 +61,12 @@ bool ompi_seq_tracker_check_duplicate(
  * insert item into sequence tracking list,
  *   compacts continuous regions into a single entry
  */
-void ompi_seq_tracker_insert(ompi_seq_tracker_t* seq_tracker, uint32_t seq_i);
+OMPI_DECLSPEC void ompi_seq_tracker_insert(ompi_seq_tracker_t* seq_tracker, uint32_t seq_i);
 
 /*
  * Copy state from one sequence tracker list into another.
  */
-void ompi_seq_tracker_copy(ompi_seq_tracker_t* dst, ompi_seq_tracker_t* src);
+OMPI_DECLSPEC void ompi_seq_tracker_copy(ompi_seq_tracker_t* dst, ompi_seq_tracker_t* src);
 
 #if defined(c_plusplus) || defined(__cplusplus)
 }