diff --git a/mysql-test/r/mysqlbinlog.result b/mysql-test/r/mysqlbinlog.result
index a50d131cca8..1ba198dfd75 100644
--- a/mysql-test/r/mysqlbinlog.result
+++ b/mysql-test/r/mysqlbinlog.result
@@ -312,4 +312,10 @@ DELIMITER ;
 # End of log file
 ROLLBACK /* added by mysqlbinlog */;
 /*!50003 SET COMPLETION_TYPE=@OLD_COMPLETION_TYPE*/;
+CREATE TABLE t1 (c1 CHAR(10));
+flush logs;
+INSERT INTO t1 VALUES ('0123456789');
+flush logs;
+DROP TABLE t1;
+# 	Query	thread_id=REMOVED	exec_time=REMOVED	error_code=REMOVED
 End of 5.0 tests
diff --git a/mysql-test/t/mysqlbinlog.test b/mysql-test/t/mysqlbinlog.test
index ba161ddbb89..bd90dcfb930 100644
--- a/mysql-test/t/mysqlbinlog.test
+++ b/mysql-test/t/mysqlbinlog.test
@@ -203,4 +203,17 @@ flush logs;
 --replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
 --exec $MYSQL_BINLOG --short-form --local-load=$MYSQLTEST_VARDIR/tmp/ $MYSQLTEST_VARDIR/log/master-bin.000009
 
+#
+# Bug#28293 missed '#' sign in the hex dump when the dump length
+# is divisible by 16.
+#
+
+CREATE TABLE t1 (c1 CHAR(10));
+# we need this for getting fixed timestamps inside of this test
+flush logs;
+INSERT INTO t1 VALUES ('0123456789');
+flush logs;
+DROP TABLE t1;
+--exec $MYSQL_BINLOG --hexdump --local-load=$MYSQLTEST_VARDIR/tmp/ $MYSQLTEST_VARDIR/log/master-bin.000011 | grep 'Query' | sed 's/[0-9]\{1,\}/REMOVED/g'
+
 --echo End of 5.0 tests
diff --git a/sql/log_event.cc b/sql/log_event.cc
index 6eb247488b0..0f150eeaf2d 100644
--- a/sql/log_event.cc
+++ b/sql/log_event.cc
@@ -1001,11 +1001,15 @@ void Log_event::print_header(FILE* file, PRINT_EVENT_INFO* print_event_info)
     }
     *c= '\0';
 
-    /* Non-full last line */
     if (hex_string[0])
+    {
+      /* Non-full last line */
       fprintf(file, "# %8.8lx %-48.48s |%s|\n# ",
 	     (unsigned long) (hexdump_from + (i & 0xfffffff0)),
              hex_string, char_string);
+    }
+    else
+      fprintf(file, "# ");
   }
 }