diff --git a/pelican/readers.py b/pelican/readers.py
index ee7e3466..3d0e8d58 100644
--- a/pelican/readers.py
+++ b/pelican/readers.py
@@ -353,8 +353,8 @@ class MarkdownReader(BaseReader):
 
     def disabled_message(self) -> str:
         return (
-            "Could not import markdown.Markdown.  "
-            "Have you installed the markdown package?"
+            "Could not import 'markdown.Markdown'. "
+            "Have you installed the 'markdown' package?"
         )
 
 
diff --git a/pelican/tests/test_pelican.py b/pelican/tests/test_pelican.py
index e243be61..a43afa3e 100644
--- a/pelican/tests/test_pelican.py
+++ b/pelican/tests/test_pelican.py
@@ -322,6 +322,6 @@ class TestPelican(LoggedTestCase):
                 self.assertLogCountEqual(
                     1,
                     ".*article_with_md_extension.md: "
-                    "Could not import markdown.Markdown.  "
-                    "Have you installed the markdown package?",
+                    "Could not import 'markdown.Markdown'. "
+                    "Have you installed the 'markdown' package?",
                 )