diff --git a/LlamaAssistant.spec b/LlamaAssistant.spec
index b25891a..00de570 100644
--- a/LlamaAssistant.spec
+++ b/LlamaAssistant.spec
@@ -32,7 +32,7 @@ a = Analysis(
     pathex=['llama_assistant'],
     binaries=[],
     datas=datas,
-    hiddenimports=["ffmpeg", "PyQt5"],
+    hiddenimports=["ffmpeg", "PyQt5", "tiktoken_ext.openai_public", "tiktoken_ext"],
     hookspath=[],
     runtime_hooks=[],
     excludes=[],
diff --git a/llama_assistant/llama_assistant_app.py b/llama_assistant/llama_assistant_app.py
index 2d72cc5..f6e4d5e 100644
--- a/llama_assistant/llama_assistant_app.py
+++ b/llama_assistant/llama_assistant_app.py
@@ -40,6 +40,7 @@
 from llama_assistant.ui_manager import UIManager
 from llama_assistant.tray_manager import TrayManager
 from llama_assistant.setting_validator import validate_numeric_field
+from llama_assistant.utils import load_image
 
 
 class LlamaAssistant(QMainWindow):
@@ -91,17 +92,18 @@ def recursively_update_setting(self, setting, default_setting, validator):
                     continue
 
                 valid, message = validate_numeric_field(key, setting[key], validator[key])
-                
+
                 if not valid:
                     setting[key] = value
                     warnings.warn(message + f". Using default value {value} instead.")
 
-        
     def load_settings(self):
         if config.settings_file.exists():
             with open(config.settings_file, "r") as f:
                 self.settings = json.load(f)
-            self.recursively_update_setting(self.settings, config.DEFAULT_SETTINGS, config.VALIDATOR)
+            self.recursively_update_setting(
+                self.settings, config.DEFAULT_SETTINGS, config.VALIDATOR
+            )
             self.save_settings()
         else:
             self.settings = copy.deepcopy(config.DEFAULT_SETTINGS)
@@ -494,16 +496,7 @@ def show_file_thumbnail(self, file_path):
         remove_button.clicked.connect(lambda: self.remove_file_thumbnail(container, file_path))
 
         # Load and set the pixmap
-        import os
-
-        print("Icon path:", str(config.document_icon), os.path.exists(str(config.document_icon)))
-        pixmap = QPixmap(str(config.document_icon))
-        scaled_pixmap = pixmap.scaled(
-            80,
-            80,
-            Qt.AspectRatioMode.KeepAspectRatio,
-            Qt.TransformationMode.SmoothTransformation,
-        )
+        scaled_pixmap = load_image(config.document_icon, size=(80, 80))
         pixmap_label.setPixmap(scaled_pixmap)
 
         # Add the container to the layout
diff --git a/pyproject.toml b/pyproject.toml
index 114ef57..8f06937 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,21 +25,22 @@ classifiers = [
     "Programming Language :: Python :: 3.12",
 ]
 dependencies = [
-    "numpy",
-    "ffmpeg-python",
-    "PyQt5",
-    "markdown",
-    "llama-cpp-python",
-    "pynput",
-    "SpeechRecognition",
-    "huggingface_hub",
-    "openwakeword",
-    "whispercpp",
-    "llama-index-core",
-    "llama-index-readers-file",
-    "llama-index-embeddings-huggingface",
-    "docx2txt",
-    "mistune"
+    "numpy==1.26.4",
+    "PyQt5==5.15.6",
+    "SpeechRecognition==3.10.4",
+    "markdown==3.7",
+    "pynput==1.7.7",
+    "llama-cpp-python==0.3.1",
+    "huggingface_hub==0.25.1",
+    "openwakeword==0.6.0",
+    "pyinstaller==6.10.0",
+    "ffmpeg-python==0.2.0",
+    "llama-index-core==0.12.0",
+    "llama-index-readers-file==0.4.0",
+    "llama-index-embeddings-huggingface==0.4.0",
+    "docx2txt==0.8",
+    "mistune==3.0.2",
+    "whispercpp @ git+https://github.com/stlukey/whispercpp.py"
 ]
 dynamic = []