diff --git a/.gitignore b/.gitignore
index 33098fe..582f889 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,7 +3,6 @@
 
 # Built application files
 *.apk
-!/simpledialogfragment_demo_v2.4.apk
 *.ap_
 
 # Files for the ART/Dalvik VM
diff --git a/README.md b/README.md
index 71ef649..5347669 100644
--- a/README.md
+++ b/README.md
@@ -23,7 +23,7 @@ A new approach of result handling ensures data integrity over rotation changes,
 
 [Version history and JavaDoc API](https://eltos.github.io/SimpleDialogFragments/)  
 [Screenshots](https://github.com/eltos/SimpleDialogFragments/wiki/Showcase)  
-[Demo APK](https://github.com/eltos/SimpleDialogFragments/releases/download/v2.4/simpledialogfragments_testApp_v2.4.apk)
+[Demo APK](https://github.com/eltos/SimpleDialogFragments/releases/download/v3.1/testApp.apk)
 
 ### Features
 
diff --git a/publish b/publish
index 8db8d24..ca4f596 100755
--- a/publish
+++ b/publish
@@ -17,6 +17,9 @@
 ##  - Update version code in build.gradle!
 ## 
 ##  - Run
+##      $ ./gradlew :testApp:assembleRelease
+##
+##  - Run
 ##      $ ./gradlew clean build install
 ##      This may fail during javadoc generation. However, the javadoc will most likely have been
 ##      generated in simpledialogfragment/build/docs/javadoc/
@@ -28,6 +31,7 @@
 ##############################################################################
 
 
+
 # Check for config in local.properties
 ######################################
 if ! grep -q "^bintray.user=" "local.properties" ||
@@ -57,6 +61,22 @@ if [[ $OK =~ ^[Nn].*$ ]]; then
 fi
 
 
+# Assemble testApp
+##################
+echo "Assemble testApp..."
+APP="testApp/build/outputs/apk/debug/testApp-debug.apk"
+rm -f "$APP"
+./gradlew :testApp:assembleDebug
+if [ -f "$APP" ]; then
+	cp -f "$APP" "testApp.apk"
+	echo -e "\e[32mtestApp created\e[0m"
+else
+	echo -e "\e[31mtestApp not created!\e[0m"
+	exit 1
+fi
+
+
+
 # Build
 #######
 echo "Clean, build and install..."
@@ -110,13 +130,15 @@ if [ $BUILD -eq 0 ]; then
 		if [ $? -eq 0 ]; then
 
 			# Update README.md
-			sed -i 's/:simpledialogfragment:[0-9.]*/:simpledialogfragment:'"$LVN"'/' README.md
+			sed -i 's|:simpledialogfragment:[0-9.]*|:simpledialogfragment:'"$LVN"'|' README.md
+			sed -i 's|releases/download/v[0-9.]*/|releases/download/v'"$AVN"'/|' README.md
 
 			echo -e "\e[32mSUCCESS :)\e[0m"
 			echo "You still need to publish the files uploaded."
 			xdg-open https://bintray.com/eltos/simpledialogfragments/SimpleDialogFragment
 		else
 			echo -e "\e[31mUpload failed :(\e[0m"
+			exit 1
 		fi
 	fi
 else