diff --git a/core/src/main/java/dev/lucasnlm/antimine/core/models/Area.kt b/core/src/main/java/dev/lucasnlm/antimine/core/models/Area.kt
index 972beeeee..582eb4ef3 100644
--- a/core/src/main/java/dev/lucasnlm/antimine/core/models/Area.kt
+++ b/core/src/main/java/dev/lucasnlm/antimine/core/models/Area.kt
@@ -19,4 +19,11 @@ data class Area(
     companion object {
         const val BYTE_SIZE = 20 * Int.SIZE_BYTES
     }
+
+    val isOdd: Boolean =
+        if (posY % 2 == 0) {
+            posX % 2 != 0
+        } else {
+            posX % 2 == 0
+        }
 }
diff --git a/gdx/src/main/java/dev/lucasnlm/antimine/gdx/GameApplicationListener.kt b/gdx/src/main/java/dev/lucasnlm/antimine/gdx/GameApplicationListener.kt
index 19292c3db..cbf85a288 100644
--- a/gdx/src/main/java/dev/lucasnlm/antimine/gdx/GameApplicationListener.kt
+++ b/gdx/src/main/java/dev/lucasnlm/antimine/gdx/GameApplicationListener.kt
@@ -138,6 +138,8 @@ class GameApplicationListener(
             atlas = null
         }
 
+        minefieldStage.dispose()
+
         Gdx.input.inputProcessor = null
         boundMinefield = null
     }
diff --git a/gdx/src/main/java/dev/lucasnlm/antimine/gdx/actors/AreaActor.kt b/gdx/src/main/java/dev/lucasnlm/antimine/gdx/actors/AreaActor.kt
index 384241066..7a42872bf 100644
--- a/gdx/src/main/java/dev/lucasnlm/antimine/gdx/actors/AreaActor.kt
+++ b/gdx/src/main/java/dev/lucasnlm/antimine/gdx/actors/AreaActor.kt
@@ -87,7 +87,6 @@ class AreaActor(
                             bottomRight = field.getOrNull(bottomRightId)?.canLinkTo(area) == true,
                         )
                     }
-
                     else -> {
                         AREA_NO_FORM
                     }
@@ -341,12 +340,7 @@ class AreaActor(
         val area = this.area ?: return
 
         batch?.run {
-            val isOdd: Boolean =
-                if (area.posY % 2 == 0) {
-                    area.posX % 2 != 0
-                } else {
-                    area.posX % 2 == 0
-                }
+            val isOdd = area.isOdd
 
             drawBackground(this, isOdd)
 
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index c4bf080ed..88f4ea1d4 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -17,7 +17,7 @@ coreKtxVersion = "1.5.0"
 coreSplashscreen = "1.1.0-alpha02"
 espressoCore = "3.5.1"
 fragmentKtx = "1.6.2"
-gdx = "1.11.0"
+gdx = "1.12.1"
 google-coreKtx = "1.8.1"
 junit = "4.13.2"
 junitVersion = "1.1.5"