diff --git a/MarkdownLivePreview.py b/MarkdownLivePreview.py
index 9f3a55f..455413f 100644
--- a/MarkdownLivePreview.py
+++ b/MarkdownLivePreview.py
@@ -2,6 +2,11 @@ import os
 import sys
 import sublime
 
+# Add the package archive path itself to sys.path
+package_path = os.path.dirname(__file__)
+if package_path not in sys.path:
+    sys.path.insert(0, package_path)
+
 # --- Add lib to sys.path ---
 # Get the directory containing this file (MarkdownLivePreview.py)
 plugin_dir = os.path.dirname(__file__)
diff --git a/markdown2html.py b/markdown2html.py
index 6aea8b1..73c5d4f 100644
--- a/markdown2html.py
+++ b/markdown2html.py
@@ -13,15 +13,16 @@ import urllib.request
 import base64
 
 # --- Bundled library imports ---
-# These should now find the libraries in ./lib via the modified sys.path
-import bs4
-from .lib.markdown2 import Markdown
+# Explicitly import from the 'lib' directory, now that the package root is in sys.path
+from lib import bs4
+from lib.markdown2 import Markdown
 # --- End bundled library imports ---
 
 from functools import partial
 
 __all__ = ("markdown2html",)
 
+# Use the imported module name
 markdowner = Markdown(extras=["fenced-code-blocks", "cuddled-lists"])
 
 # FIXME: how do I choose how many workers I want? Does thread pool reuse threads or
@@ -36,6 +37,7 @@ def markdown2html(markdown, basepath, re_render, resources, viewport_width, font
     """
     html = markdowner.convert(markdown)
 
+    # Use the imported module name
     soup = bs4.BeautifulSoup(html, "html.parser")
     for img_element in soup.find_all("img"):
         src = img_element["src"]
@@ -55,14 +57,15 @@ def markdown2html(markdown, basepath, re_render, resources, viewport_width, font
             # realpath: simplify that paths so that we don't have duplicated caches
             path = os.path.realpath(os.path.expanduser(os.path.join(basepath, src)))
 
-        base64, (width, height) = get_base64_image(path, re_render, resources)
+        base64_img, (width, height) = get_base64_image(path, re_render, resources) # Renamed local var to avoid conflict
 
-        img_element["src"] = base64
+        img_element["src"] = base64_img
         if width > viewport_width:
             img_element["width"] = viewport_width
             img_element["height"] = viewport_width * (height / width)
 
     # remove comments, because they pollute the console with error messages
+    # Use the imported module name
     for comment_element in soup.find_all(
         text=lambda text: isinstance(text, bs4.Comment)
     ):
@@ -81,7 +84,7 @@ def markdown2html(markdown, basepath, re_render, resources, viewport_width, font
             .replace(" ", '<i class="space">.</i>')
             .replace("\n", "<br />")
         )
-
+        # Use the imported module name
         code_element.replace_with(bs4.BeautifulSoup(fixed_pre, "html.parser"))
 
     # FIXME: highlight the code using Sublime's syntax