diff --git a/mysql-test/r/gis.result b/mysql-test/r/gis.result
index fad65b5906f..73fb9cc69e0 100644
--- a/mysql-test/r/gis.result
+++ b/mysql-test/r/gis.result
@@ -766,6 +766,14 @@ geomdatawkb	longblob	YES		NULL
 drop table t1;
 drop table t2;
 drop table t3;
+create table t1(col1 geometry default null,col15 geometrycollection not
+null,spatial index(col15),index(col1(15)))engine=myisam;
+insert into t1 set col15 = GeomFromText('POINT(6 5)');
+insert into t1 set col15 = GeomFromText('POINT(6 5)');
+check table t1 extended;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+drop table t1;
 End of 4.1 tests
 create table t1 (s1 geometry not null,s2 char(100));
 create trigger t1_bu before update on t1 for each row set new.s1 = null;
diff --git a/mysql-test/t/gis.test b/mysql-test/t/gis.test
index 66235722801..e6b8b91783c 100644
--- a/mysql-test/t/gis.test
+++ b/mysql-test/t/gis.test
@@ -471,6 +471,17 @@ drop table t1;
 drop table t2;
 drop table t3;
 
+#
+# Bug #30284 spatial key corruption 
+#
+
+create table t1(col1 geometry default null,col15 geometrycollection not
+null,spatial index(col15),index(col1(15)))engine=myisam;
+insert into t1 set col15 = GeomFromText('POINT(6 5)');
+insert into t1 set col15 = GeomFromText('POINT(6 5)');
+check table t1 extended;
+drop table t1;
+
 --echo End of 4.1 tests
 
 #
diff --git a/storage/myisam/mi_check.c b/storage/myisam/mi_check.c
index 7cd35295cb0..7925cad6125 100644
--- a/storage/myisam/mi_check.c
+++ b/storage/myisam/mi_check.c
@@ -455,7 +455,7 @@ int chk_key(MI_CHECK *param, register MI_INFO *info)
 
     if ((!(param->testflag & T_SILENT)))
       printf ("- check data record references index: %d\n",key+1);
-    if (keyinfo->flag & HA_FULLTEXT)
+    if (keyinfo->flag & (HA_FULLTEXT | HA_SPATIAL))
       full_text_keys++;
     if (share->state.key_root[key] == HA_OFFSET_ERROR &&
 	(info->state->records == 0 || keyinfo->flag & HA_FULLTEXT))