diff --git a/src/mon/PGMap.cc b/src/mon/PGMap.cc
index 40d84e6a5a5..1c5ac710d7a 100644
--- a/src/mon/PGMap.cc
+++ b/src/mon/PGMap.cc
@@ -849,9 +849,9 @@ void PGMap::print_summary(Formatter *f, ostream *out) const
     f->dump_unsigned("version", version);
     f->dump_unsigned("num_pgs", pg_stat.size());
     f->dump_unsigned("data_bytes", pg_sum.stats.sum.num_bytes);
-    f->dump_unsigned("bytes_used", osd_sum.kb_used * 4096ull);
-    f->dump_unsigned("bytes_avail", osd_sum.kb_avail * 4096ull);
-    f->dump_unsigned("bytes_total", osd_sum.kb * 4096ull);
+    f->dump_unsigned("bytes_used", osd_sum.kb_used * 1024ull);
+    f->dump_unsigned("bytes_avail", osd_sum.kb_avail * 1024ull);
+    f->dump_unsigned("bytes_total", osd_sum.kb * 1024ull);
   } else {
     *out << "      pgmap v" << version << ": "
 	 << pg_stat.size() << " pgs, " << pg_pool_sum.size() << " pools, "