diff --git a/themes/contrast.py b/themes/contrast.py
index edaf154..9a4b56f 100644
--- a/themes/contrast.py
+++ b/themes/contrast.py
@@ -67,8 +67,14 @@ def adjust_theme():
             button_cancel_text_color_dark="white",
         )
 
-        with open(os.path.join(theme_dir, "common.js"), "r", encoding="utf8") as f:
-            js = f"<script>{f.read()}</script>"
+        js = ""
+        for jsf in [
+            os.path.join(theme_dir, "common.js"),
+            os.path.join(theme_dir, "mermaid.min.js"),
+            os.path.join(theme_dir, "mermaid_loader.js"),
+        ]:
+            with open(jsf, "r", encoding="utf8") as f:
+                js += f"<script>{f.read()}</script>"
 
         # 添加一个萌萌的看板娘
         if ADD_WAIFU:
diff --git a/themes/gradios.py b/themes/gradios.py
index 9c442e7..68f15df 100644
--- a/themes/gradios.py
+++ b/themes/gradios.py
@@ -31,8 +31,15 @@ def adjust_theme():
                 THEME = THEME.lstrip("huggingface-")
             set_theme = set_theme.from_hub(THEME.lower())
 
-        with open(os.path.join(theme_dir, "common.js"), "r", encoding="utf8") as f:
-            js = f"<script>{f.read()}</script>"
+        js = ""
+        for jsf in [
+            os.path.join(theme_dir, "common.js"),
+            os.path.join(theme_dir, "mermaid.min.js"),
+            os.path.join(theme_dir, "mermaid_loader.js"),
+        ]:
+            with open(jsf, "r", encoding="utf8") as f:
+                js += f"<script>{f.read()}</script>"
+
 
         # 添加一个萌萌的看板娘
         if ADD_WAIFU:
diff --git a/themes/green.py b/themes/green.py
index 34e4ba3..8428741 100644
--- a/themes/green.py
+++ b/themes/green.py
@@ -76,8 +76,14 @@ def adjust_theme():
             chatbot_code_background_color_dark="*neutral_950",
         )
 
-        with open(os.path.join(theme_dir, "common.js"), "r", encoding="utf8") as f:
-            js = f"<script>{f.read()}</script>"
+        js = ""
+        for jsf in [
+            os.path.join(theme_dir, "common.js"),
+            os.path.join(theme_dir, "mermaid.min.js"),
+            os.path.join(theme_dir, "mermaid_loader.js"),
+        ]:
+            with open(jsf, "r", encoding="utf8") as f:
+                js += f"<script>{f.read()}</script>"
 
         # 添加一个萌萌的看板娘
         if ADD_WAIFU: