diff --git a/CHANGELOG.TXT b/CHANGELOG.TXT
index e4c5cb7..783f4e3 100644
--- a/CHANGELOG.TXT
+++ b/CHANGELOG.TXT
@@ -1,3 +1,6 @@
+v2.7.3
+Added Android APK signing.
+
 v2.7.2
 Fixed alignment of station names in train screen.
 
diff --git a/android/app/build.gradle b/android/app/build.gradle
index 92cd737..aa7c2af 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -25,6 +25,12 @@ apply plugin: 'com.android.application'
 apply plugin: 'kotlin-android'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 
+def keystoreProperties = new Properties()
+def keystorePropertiesFile = rootProject.file('key.properties')
+if (keystorePropertiesFile.exists()) {
+    keystoreProperties.load(new FileInputStream(keystorePropertiesFile))
+}
+
 android {
     compileSdkVersion 31
 
@@ -50,11 +56,17 @@ android {
         versionName flutterVersionName
     }
 
+    signingConfigs {
+        release {
+            keyAlias keystoreProperties['keyAlias']
+            keyPassword keystoreProperties['keyPassword']
+            storeFile keystoreProperties['storeFile'] ? file(keystoreProperties['storeFile']) : null
+            storePassword keystoreProperties['storePassword']
+        }
+    }
     buildTypes {
         release {
-            // TODO: Add your own signing config for the release build.
-            // Signing with the debug keys for now, so `flutter run --release` works.
-            signingConfig signingConfigs.debug
+            signingConfig signingConfigs.release
         }
     }
 }
diff --git a/pubspec.yaml b/pubspec.yaml
index 3afbf16..e32bdbd 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -11,7 +11,7 @@ description: O aplicație de vizualizare a datelor puse la dispoziție de Inform
 # In iOS, build-name is used as CFBundleShortVersionString while build-number used as CFBundleVersion.
 # Read more about iOS versioning at
 # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
-version: 2.7.2
+version: 2.7.3
 
 environment:
   sdk: ">=2.12.0 <3.0.0"