diff --git a/stream-chat-android-ui-guides/build.gradle b/stream-chat-android-ui-guides/build.gradle
index 3bfa88f9b46..81cb22e7f5e 100644
--- a/stream-chat-android-ui-guides/build.gradle
+++ b/stream-chat-android-ui-guides/build.gradle
@@ -1,5 +1,4 @@
 import io.getstream.chat.android.Dependencies
-import io.getstream.chat.android.Versions
 
 plugins {
     id 'com.android.application'
@@ -18,6 +17,36 @@ android {
         versionName sampleAppVersionName
     }
 
+    File signFile = rootProject.file('.sign/keystore.properties')
+    if (signFile.exists()) {
+        Properties properties = new Properties()
+        properties.load(new FileInputStream(signFile))
+        signingConfigs {
+            release {
+                storeFile rootProject.file(properties['keystore'])
+                storePassword properties['storePassword']
+                keyAlias properties['keyAlias']
+                keyPassword properties['keyPassword']
+            }
+        }
+    } else {
+        signingConfigs {
+            release {
+                storeFile rootProject.file('.sign/debug.keystore')
+                storePassword 'android'
+                keyAlias 'androiddebugkey'
+                keyPassword 'android'
+            }
+        }
+    }
+
+    signingConfigs.debug {
+        storeFile rootProject.file('.sign/debug.keystore')
+        storePassword 'android'
+        keyAlias 'androiddebugkey'
+        keyPassword 'android'
+    }
+
     buildTypes {
         release {
             minifyEnabled false