diff --git a/CHANGELOG.md b/CHANGELOG.md
index 729f1746d..e58d0e525 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,11 @@
+# [0.81.0](https://github.com/gotson/komga/compare/v0.80.0...v0.81.0) (2021-03-15)
+
+
+### Features
+
+* remove H2 dependencies ([50248e7](https://github.com/gotson/komga/commit/50248e72332c493b070d1a200eec994661fd6b7d)), closes [#455](https://github.com/gotson/komga/issues/455)
+* sort series by books count ([b51e491](https://github.com/gotson/komga/commit/b51e4917e1636c83a121952b1b69bd3ab881a279)), closes [#459](https://github.com/gotson/komga/issues/459)
+
 # [0.80.0](https://github.com/gotson/komga/compare/v0.79.1...v0.80.0) (2021-03-11)
 
 
diff --git a/gradle.properties b/gradle.properties
index 3c0c3b1ef..38d1aaef9 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1 +1 @@
-version=0.80.0
+version=0.81.0
diff --git a/komga/docs/openapi.json b/komga/docs/openapi.json
index 6df1515cf..2c6b88092 100644
--- a/komga/docs/openapi.json
+++ b/komga/docs/openapi.json
@@ -51,13 +51,13 @@
             "format": "int32",
             "type": "integer"
           },
-          "last": {
-            "type": "boolean"
-          },
           "numberOfElements": {
             "format": "int32",
             "type": "integer"
           },
+          "last": {
+            "type": "boolean"
+          },
           "size": {
             "format": "int32",
             "type": "integer"
@@ -906,13 +906,13 @@
             "format": "int32",
             "type": "integer"
           },
-          "last": {
-            "type": "boolean"
-          },
           "numberOfElements": {
             "format": "int32",
             "type": "integer"
           },
+          "last": {
+            "type": "boolean"
+          },
           "size": {
             "format": "int32",
             "type": "integer"
@@ -1376,13 +1376,13 @@
             "format": "int32",
             "type": "integer"
           },
-          "last": {
-            "type": "boolean"
-          },
           "numberOfElements": {
             "format": "int32",
             "type": "integer"
           },
+          "last": {
+            "type": "boolean"
+          },
           "size": {
             "format": "int32",
             "type": "integer"
@@ -1422,13 +1422,13 @@
             "format": "int32",
             "type": "integer"
           },
-          "last": {
-            "type": "boolean"
-          },
           "numberOfElements": {
             "format": "int32",
             "type": "integer"
           },
+          "last": {
+            "type": "boolean"
+          },
           "size": {
             "format": "int32",
             "type": "integer"