1 files changed, 1 insertions, 1 deletions
diff --git a/src/H5FSdbg.c b/src/H5FSdbg.c
index c1c8c29..44b4ac0 100644
--- a/src/H5FSdbg.c
+++ b/src/H5FSdbg.c
@@ -143,7 +143,7 @@ H5FS_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream, int indent, int
         fspace->ghost_sect_count);
     HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
         "Number of free space section classes:",
-        fspace->nclasses);
+        (unsigned)fspace->nclasses);
     HDfprintf(stream, "%*s%-*s %u%%\n", indent, "", fwidth,
         "Shrink percent:",
         fspace->shrink_percent);