diff --git a/mbox2web b/mbox2web
index 3f6f6c8..dd60a0d 100755
--- a/mbox2web
+++ b/mbox2web
@@ -60,6 +60,7 @@ def save_part(msg, disposition):
         "text/plain":               ".txt",
         "application/x-gzip":       ".gz", # more likely tar.gz, but we can't know without looking into it which we ain't
         "image/gif":                ".gif",
+        "text/x-c":                 ".c",
     }[content_type]
 
     name = msg.get_param("name") or "(data)"
diff --git a/templates/attachment_text_x-c.html b/templates/attachment_text_x-c.html
new file mode 100644
index 0000000..72079ff
--- /dev/null
+++ b/templates/attachment_text_x-c.html
@@ -0,0 +1,8 @@
+<div class="partouter">
+    <div class="partheader">
+        text/x-c
+    </div>
+    <div class="partinner">
+        <a href="{{url}}">{{name}}</a>
+    </div>
+</div>