diff --git a/kotoed-server/src/main/kotlin/org/jetbrains/research/kotoed/api/TagVerticle.kt b/kotoed-server/src/main/kotlin/org/jetbrains/research/kotoed/api/TagVerticle.kt
index 0e1c58e1..e7faf0a9 100644
--- a/kotoed-server/src/main/kotlin/org/jetbrains/research/kotoed/api/TagVerticle.kt
+++ b/kotoed-server/src/main/kotlin/org/jetbrains/research/kotoed/api/TagVerticle.kt
@@ -19,7 +19,7 @@ class TagVerticle : AbstractKotoedVerticle() {
     suspend fun handleDelete(tag: TagRecord) = dbDeleteAsync(tag)
 
     @JsonableEventBusConsumerFor(Address.Api.Tag.List)
-    suspend fun handleList(message: Unit) = dbFindAsync(TagRecord()).also {
+    suspend fun handleList(message: Unit) = dbFindAsync(TagRecord().apply { deprecated = false }).also {
         use(message)
     }
 }
diff --git a/kotoed-server/src/main/resources/db/migration/V81__Integer_tags.sql b/kotoed-server/src/main/resources/db/migration/V81__Integer_tags.sql
new file mode 100644
index 00000000..85c04816
--- /dev/null
+++ b/kotoed-server/src/main/resources/db/migration/V81__Integer_tags.sql
@@ -0,0 +1,54 @@
+ALTER TABLE TAG ADD deprecated BOOLEAN DEFAULT FALSE NOT NULL;
+
+UPDATE tag
+SET deprecated = true
+WHERE name ~ E'^(-)?[0-9]+\.[0-9]+$';
+
+UPDATE tag
+SET style = '{"color": "#333333", "backgroundColor": "white"}'
+WHERE tag.deprecated = true;
+
+INSERT INTO tag (id, name, style)
+VALUES (DEFAULT, '-1', '{"color": "#ff0000", "backgroundColor": "white"}');
+
+INSERT INTO tag (id, name, style)
+VALUES (DEFAULT, '-2', '{"color": "#ee0000", "backgroundColor": "white"}');
+
+INSERT INTO tag (id, name, style)
+VALUES (DEFAULT, '-3', '{"color": "#e30000", "backgroundColor": "white"}');
+
+INSERT INTO tag (id, name, style)
+VALUES (DEFAULT, '-4', '{"color": "#e90000", "backgroundColor": "white"}');
+
+INSERT INTO tag (id, name, style)
+VALUES (DEFAULT, '-5', '{"color": "#dd0000", "backgroundColor": "white"}');
+
+INSERT INTO tag (id, name, style)
+VALUES (DEFAULT, '-6', '{"color": "#cf0000", "backgroundColor": "white"}');
+
+INSERT INTO tag (id, name, style)
+VALUES (DEFAULT, '-7', '{"color": "#d30000", "backgroundColor": "white"}');
+
+INSERT INTO tag (id, name, style)
+VALUES (DEFAULT, '-8', '{"color": "#d60000", "backgroundColor": "white"}');
+
+INSERT INTO tag (id, name, style)
+VALUES (DEFAULT, '-9', '{"color": "#da0000", "backgroundColor": "white"}');
+
+INSERT INTO tag (id, name, style)
+VALUES (DEFAULT, '-10', '{"color": "#cc0000", "backgroundColor": "white"}');
+
+INSERT INTO tag (id, name, style)
+VALUES (DEFAULT, '-12', '{"color": "#bb0000", "backgroundColor": "white"}');
+
+INSERT INTO tag (id, name, style)
+VALUES (DEFAULT, '-14', '{"color": "#aa0000", "backgroundColor": "white"}');
+
+INSERT INTO tag (id, name, style)
+VALUES (DEFAULT, '-16', '{"color": "#990000", "backgroundColor": "white"}');
+
+INSERT INTO tag (id, name, style)
+VALUES (DEFAULT, '-18', '{"color": "#880000", "backgroundColor": "white"}');
+
+INSERT INTO tag (id, name, style)
+VALUES (DEFAULT, '-20', '{"color": "#770000", "backgroundColor": "white"}');