diff --git a/ompi/mca/osc/portals4/osc_portals4.h b/ompi/mca/osc/portals4/osc_portals4.h
index b0dea37265..c80b2b4a58 100644
--- a/ompi/mca/osc/portals4/osc_portals4.h
+++ b/ompi/mca/osc/portals4/osc_portals4.h
@@ -54,6 +54,7 @@ struct ompi_osc_portals4_component_t {
     ptl_size_t matching_fetch_atomic_max;
     ptl_size_t matching_atomic_ordered_size;
     ptl_size_t ptl_max_msg_size; /* max size given by portals (cf PtlNIInit) */
+    bool no_locks;
     ptl_uid_t uid;
     opal_mutex_t lock;
     opal_condition_t cond;
diff --git a/ompi/mca/osc/portals4/osc_portals4_component.c b/ompi/mca/osc/portals4/osc_portals4_component.c
index 15fc583344..0bc8c5148e 100644
--- a/ompi/mca/osc/portals4/osc_portals4_component.c
+++ b/ompi/mca/osc/portals4/osc_portals4_component.c
@@ -250,7 +250,7 @@ component_open(void)
 static int
 component_register(void)
 {
-    bool ompi_osc_portals4_no_locks = false;
+    mca_osc_portals4_component.no_locks = false;
     (void) mca_base_component_var_register(&mca_osc_portals4_component.super.osc_version,
                                            "no_locks",
                                            "Enable optimizations available only if MPI_LOCK is "
@@ -259,7 +259,7 @@ component_register(void)
                                            MCA_BASE_VAR_TYPE_BOOL, NULL, 0, 0,
                                            OPAL_INFO_LVL_9,
                                            MCA_BASE_VAR_SCOPE_READONLY,
-                                           &ompi_osc_portals4_no_locks);
+                                           &mca_osc_portals4_component.no_locks);
 
     mca_osc_portals4_component.ptl_max_msg_size = PTL_SIZE_MAX;
     (void) mca_base_component_var_register(&mca_osc_portals4_component.super.osc_version,