diff --git a/build.gradle.kts b/build.gradle.kts
index 18318be..cc601ae 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -2,4 +2,5 @@
 plugins {
     alias(libs.plugins.android.application) apply false
     alias(libs.plugins.kotlin.compose) apply false
+    alias(libs.plugins.kotlin.serialization) apply false
 }
\ No newline at end of file
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index bf6d3d6..0eb2eea 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -58,4 +58,5 @@ compose-colorpicker = { module = "com.github.skydoves:colorpicker-compose", vers
 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }
 kotlin-compose = { id = "org.jetbrains.kotlin.plugin.compose", version.ref = "kotlin" }
+kotlin-serialization = { id = "org.jetbrains.kotlin.plugin.serialization", version.ref = "kotlin" }
 
diff --git a/mobile/build.gradle.kts b/mobile/build.gradle.kts
index 0a19f16..b509820 100644
--- a/mobile/build.gradle.kts
+++ b/mobile/build.gradle.kts
@@ -1,6 +1,7 @@
 plugins {
     alias(libs.plugins.android.application)
     alias(libs.plugins.kotlin.compose)
+    alias(libs.plugins.kotlin.serialization)
 }
 
 android {
@@ -11,8 +12,8 @@ android {
         applicationId = "ru.omni_devel.cards"
         minSdk = 30
         targetSdk = 36
-        versionCode = 50 // 0 at end for mobile
-        versionName = "2.1"
+        versionCode = 60 // 0 at end for mobile
+        versionName = "2.1.1"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
     }
diff --git a/wear/build.gradle.kts b/wear/build.gradle.kts
index 55fc902..75a9830 100644
--- a/wear/build.gradle.kts
+++ b/wear/build.gradle.kts
@@ -1,6 +1,7 @@
 plugins {
     alias(libs.plugins.android.application)
     alias(libs.plugins.kotlin.compose)
+    alias(libs.plugins.kotlin.serialization)
 }
 
 android {
@@ -11,8 +12,8 @@ android {
         applicationId = "ru.omni_devel.cards"
         minSdk = 30
         targetSdk = 36
-        versionCode = 51 // 1 at end for WearOS
-        versionName = "1.2"
+        versionCode = 61 // 1 at end for WearOS
+        versionName = "1.2.1"
     }
 
     buildTypes {
diff --git a/wear/release/baselineProfiles/0/wear-release.dm b/wear/release/baselineProfiles/0/wear-release.dm
index e4ddfb8..b2cc968 100644
Binary files a/wear/release/baselineProfiles/0/wear-release.dm and b/wear/release/baselineProfiles/0/wear-release.dm differ
diff --git a/wear/release/baselineProfiles/1/wear-release.dm b/wear/release/baselineProfiles/1/wear-release.dm
index b7b3d51..fe207cf 100644
Binary files a/wear/release/baselineProfiles/1/wear-release.dm and b/wear/release/baselineProfiles/1/wear-release.dm differ