diff --git a/app/build.gradle b/app/build.gradle
index d10431b..4a8fe70 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -10,8 +10,8 @@ android {
         applicationId "org.woheller69.whobird"
         minSdk 30
         targetSdk 33
-        versionCode 16
-        versionName "1.6"
+        versionCode 17
+        versionName "1.7"
     }
 
     aaptOptions {
diff --git a/app/src/main/java/org/tensorflow/lite/examples/soundclassifier/BirdDBHelper.java b/app/src/main/java/org/tensorflow/lite/examples/soundclassifier/BirdDBHelper.java
index e09c343..5388caa 100644
--- a/app/src/main/java/org/tensorflow/lite/examples/soundclassifier/BirdDBHelper.java
+++ b/app/src/main/java/org/tensorflow/lite/examples/soundclassifier/BirdDBHelper.java
@@ -47,7 +47,7 @@ public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
         this.onCreate(db);
     }
     
-    public void addEntry(String name, float latitude, float longitude, int speciesId, float probability) {
+    public synchronized void addEntry(String name, float latitude, float longitude, int speciesId, float probability) {
         // Insert a new row into the table with all columns and their values from parameters.
         SQLiteDatabase db = getWritableDatabase();
         ContentValues cv = new ContentValues();
@@ -61,14 +61,14 @@ public void addEntry(String name, float latitude, float longitude, int speciesId
         db.insert(TABLE_NAME, null, cv); // Insert the row into the table with all columns and their values from parameters.
     }
     
-    public void clearAllEntries() {
+    public synchronized void clearAllEntries() {
         SQLiteDatabase db = getWritableDatabase();
         String CLEAR_TABLE = "DELETE FROM "+ TABLE_NAME;
         
         db.execSQL(CLEAR_TABLE); // Delete all rows in the table, effectively clearing it out.
     }
     
-    public List<String> exportAllEntriesAsCSV() {
+    public synchronized List<String> exportAllEntriesAsCSV() {
         SQLiteDatabase db = getReadableDatabase();
         String SELECT_ALL = "SELECT * FROM "+ TABLE_NAME;
         
diff --git a/fastlane/metadata/android/en-US/changelogs/17.txt b/fastlane/metadata/android/en-US/changelogs/17.txt
new file mode 100644
index 0000000..ea8a726
--- /dev/null
+++ b/fastlane/metadata/android/en-US/changelogs/17.txt
@@ -0,0 +1,2 @@
+Per-app language support
+CSV-Export
\ No newline at end of file