diff --git a/CHANGELOG.md b/CHANGELOG.md
index 26b64ef203b..0b018a35b77 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## 0.4.26
+
+* `Versions`:
+    * `Serialization`: `1.0.1` -> `1.1.0`
+
 ## 0.4.25
 
 * `Matrix`:
diff --git a/gradle.properties b/gradle.properties
index 06b74f396c6..047c3719703 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -8,7 +8,7 @@ android.enableJetifier=true
 
 kotlin_version=1.4.30
 kotlin_coroutines_version=1.4.2
-kotlin_serialisation_core_version=1.0.1
+kotlin_serialisation_core_version=1.1.0
 kotlin_exposed_version=0.29.1
 
 ktor_version=1.5.1
@@ -44,5 +44,5 @@ dokka_version=1.4.20
 # Project data
 
 group=dev.inmo
-version=0.4.25
-android_code_version=29
+version=0.4.26
+android_code_version=30