diff --git a/telegram_epson_printer_bot/__main__.py b/telegram_epson_printer_bot/__main__.py
index 1302aee..f0ef5b8 100644
--- a/telegram_epson_printer_bot/__main__.py
+++ b/telegram_epson_printer_bot/__main__.py
@@ -1,5 +1,6 @@
 from tempfile import NamedTemporaryFile
 from os import environ, path
+import json
 import logging
 
 from telegram import Update
@@ -15,6 +16,20 @@
 import epson_connect as ec
 
 KEY_FILE = "./keys.txt"
+LOCALE_DIR = path.join(path.dirname(__file__), "lang")
+LANGUAGE = environ.get("TELEGRAM_BOT_LANGUAGE", "en")
+
+with open(path.join(LOCALE_DIR, "en.json"), "r") as translations_file:
+    try:
+        translations: dict = json.load(translations_file)
+    except FileNotFoundError:
+        logging.warning(f"Language {LANGUAGE} not found!")
+        exit(1)
+
+
+def _(key, *args):
+    translations.get(key, key).format(*args)
+
 
 TELEGRAM_ALLOWED_CHAT_IDS = [
     int(chat_id.strip()) for chat_id in environ.get("TELEGRAM_ALLOWED_CHAT_IDS", "").split(",") if chat_id.strip()
@@ -30,7 +45,7 @@
 async def incoming_pdf_handler(update: Update, context: ContextTypes.DEFAULT_TYPE) -> None:
     if (chat_id := update.message.chat_id) not in TELEGRAM_ALLOWED_CHAT_IDS:
         logging.warning(f"Chat {str(chat_id)} not allowed")
-        await update.message.reply_text(f"🚫 Questo bot non è abilitato per questa chat.\nChat ID: {str(chat_id)}")
+        await update.message.reply_text("🚫 " + _("chat_not_allowed", str(chat_id)))
         return
     keys_to_try = []
     if path.isfile(KEY_FILE):
@@ -41,7 +56,7 @@ async def incoming_pdf_handler(update: Update, context: ContextTypes.DEFAULT_TYP
 
     with NamedTemporaryFile(suffix=".pdf") as temp_file:
         logging.info("Downloading PDF...")
-        await update.message.reply_text("📃 Elaboro il tuo PDF...")
+        await update.message.reply_text("📃 " + _("processing_pdf"))
         telegram_file = await update.message.document.get_file()
         await telegram_file.download_to_drive(temp_file.name)
         logging.info("PDF downloaded")
@@ -53,13 +68,11 @@ async def incoming_pdf_handler(update: Update, context: ContextTypes.DEFAULT_TYP
             for key in keys_to_try:
                 if pdf_reader.decrypt(key) is not PasswordType.NOT_DECRYPTED:
                     logging.info(f"PDF decrypted with key {key}")
-                    await update.message.reply_text("🎉 PDF decifrato con successo!")
+                    await update.message.reply_text("🎉 " + _("pdf_decrypted"))
                     break
             else:
                 logging.warning("No key worked")
-                await update.message.reply_text(
-                    "🔐 Nessuna chiave fornita ha funzionato. Scrivi la chiave del PDF nella didascalia del messaggio."
-                )
+                await update.message.reply_text("🔐 " + _("no_key_worked"))
                 return
 
         pdf_writer = PdfWriter()
@@ -67,7 +80,7 @@ async def incoming_pdf_handler(update: Update, context: ContextTypes.DEFAULT_TYP
 
         pdf_writer.write(temp_file.name)
         job_id = epson_client.printer.print(temp_file.name)
-        await update.message.reply_text(f"🖨️ Il PDF è ora in stampa! (ID del job: {job_id})")
+        await update.message.reply_text("🖨️ " + _("pdf_printing", job_id))
 
 
 app: Application = ApplicationBuilder().token(environ.get("TELEGRAM_BOT_TOKEN")).build()
diff --git a/telegram_epson_printer_bot/lang/de.json b/telegram_epson_printer_bot/lang/de.json
new file mode 100644
index 0000000..9910b0c
--- /dev/null
+++ b/telegram_epson_printer_bot/lang/de.json
@@ -0,0 +1,7 @@
+{
+    "chat_not_allowed": "Dieser Bot ist nicht für diesen Chat aktiviert.\nChat-ID: {}",
+    "processing_pdf": "Verarbeite PDF...",
+    "pdf_decrypted": "PDF erfolgreich entschlüsselt!",
+    "no_key_worked": "Kein bereitgestellter Schlüssel hat funktioniert. Bitte schreiben Sie den PDF-Schlüssel in die Nachrichtenbeschriftung.",
+    "pdf_printing": "Das PDF wird jetzt gedruckt! (Job-ID: {})"
+}
\ No newline at end of file
diff --git a/telegram_epson_printer_bot/lang/en.json b/telegram_epson_printer_bot/lang/en.json
new file mode 100644
index 0000000..f9c0b73
--- /dev/null
+++ b/telegram_epson_printer_bot/lang/en.json
@@ -0,0 +1,7 @@
+{
+    "chat_not_allowed": "This bot is not enabled for this chat.\nChat ID: {}",
+    "processing_pdf": "Processing PDF...",
+    "pdf_decrypted": "PDF successfully decrypted!",
+    "no_key_worked": "No provided key worked. Please write the PDF key in the message caption.",
+    "pdf_printing": "The PDF is now printing! (Job ID: {})"
+}
\ No newline at end of file
diff --git a/telegram_epson_printer_bot/lang/it.json b/telegram_epson_printer_bot/lang/it.json
new file mode 100644
index 0000000..3cd16ee
--- /dev/null
+++ b/telegram_epson_printer_bot/lang/it.json
@@ -0,0 +1,7 @@
+{
+    "chat_not_allowed": "Questo bot non è abilitato per questa chat.\nChat ID: {}",
+    "processing_pdf": "Elaboro il tuo PDF...",
+    "pdf_decrypted": "PDF decifrato con successo!",
+    "no_key_worked": "Nessuna chiave fornita ha funzionato. Scrivi la chiave del PDF nella didascalia del messaggio.",
+    "pdf_printing": "Il PDF è ora in stampa! (ID del job: {})"
+}
\ No newline at end of file