1 files changed, 3 insertions, 1 deletions
diff --git a/src/H5AC.c b/src/H5AC.c
index 950615a..ccdd493 100644
--- a/src/H5AC.c
+++ b/src/H5AC.c
@@ -2288,10 +2288,10 @@ H5AC_unprotect(H5F_t *f, hid_t dxpl_id, const H5AC_class_t *type, haddr_t addr,
 {
     herr_t		result;
     herr_t              ret_value=SUCCEED;      /* Return value */
-    hbool_t		size_changed = FALSE;
     hbool_t		dirtied;
     size_t		new_size = 0;
 #ifdef H5_HAVE_PARALLEL
+    hbool_t		size_changed = FALSE;
     H5AC_aux_t        * aux_ptr = NULL;
 #endif /* H5_HAVE_PARALLEL */
 #if H5AC__TRACE_FILE_ENABLED
@@ -2345,7 +2345,9 @@ H5AC_unprotect(H5F_t *f, hid_t dxpl_id, const H5AC_class_t *type, haddr_t addr,
 
         if ( ((H5AC_info_t *)thing)->size != new_size ) {
 
+#ifdef H5_HAVE_PARALLEL
             size_changed = TRUE;
+#endif /* H5_HAVE_PARALLEL */
             flags = flags | H5AC__SIZE_CHANGED_FLAG;
 #if H5AC__TRACE_FILE_ENABLED
 	    trace_flags = flags;