diff --git a/src/main/java/xyz/vallat/louis/database/LanguageManager.java b/src/main/java/xyz/vallat/louis/database/LanguageManager.java
index fc958e2..ab3da2c 100644
--- a/src/main/java/xyz/vallat/louis/database/LanguageManager.java
+++ b/src/main/java/xyz/vallat/louis/database/LanguageManager.java
@@ -29,7 +29,7 @@ public final class LanguageManager {
     }
 
     public static void importLanguageIfNeeded(Connection connection) {
-        String storedHash = "";
+        String storedHash = null;
         try {
             logger.debug("Checking if we need to import languages again.");
             storedHash = getPropertyValue(HASH_KEY);
@@ -37,12 +37,12 @@ public final class LanguageManager {
             String actualHash = getActualHash();
             logger.debug("Actual hash is '{}'.", actualHash);
             logger.info("Importing new language file.");
-            if (!storedHash.equals(actualHash)) importLanguageFile(connection);
+            if (storedHash == null || !storedHash.equals(actualHash)) importLanguageFile(connection);
             logger.debug("Saving new hash in database.");
             saveProperty(HASH_KEY, actualHash);
         } catch (SQLException | IOException | NoSuchAlgorithmException e) {
             logger.error("Cannot update the languages right now. Reason: {}", e.getMessage());
-            if (storedHash.isEmpty()) System.exit(7);
+            if (storedHash == null || storedHash.isEmpty()) System.exit(7);
             logger.warn("Using language already in database. Please contact this bot's administrator to fix this issue.");
         }
     }
@@ -103,8 +103,8 @@ public final class LanguageManager {
         String insert = "INSERT INTO languages(alpha3_b, alpha3_t, alpha2, english, french) VALUES(?, ?, ?, ?, ?);";
         try (PreparedStatement stmt = connection.prepareStatement(insert)) {
             stmt.setString(1, alpha3b);
-            stmt.setString(2, alpha3t);
-            stmt.setString(3, alpha2b);
+            stmt.setString(2, alpha3t.isBlank() ? null : alpha3t);
+            stmt.setString(3, alpha2b.isBlank() ? null : alpha2b);
             stmt.setString(4, english);
             stmt.setString(5, french);
             stmt.executeUpdate();