diff --git a/pelican/tests/output/basic/theme/css/main.css b/pelican/tests/output/basic/theme/css/main.css
index 00f30e90..7f4ca363 100644
--- a/pelican/tests/output/basic/theme/css/main.css
+++ b/pelican/tests/output/basic/theme/css/main.css
@@ -3,8 +3,8 @@
 	Date: July 2009
 	Description: Sample layout for HTML5 and CSS3 goodness.
 	Version: 1.0
-    License: MIT <http://opensource.org/licenses/MIT>
-    Licensed by: Smashing Media GmbH <http://www.smashingmagazine.com/>
+	License: MIT <http://opensource.org/licenses/MIT>
+	Licensed by: Smashing Media GmbH <http://www.smashingmagazine.com/>
 	Original author: Enrique Ramírez <http://enrique-ramirez.com/>
 */
 
diff --git a/pelican/tests/output/custom/theme/css/main.css b/pelican/tests/output/custom/theme/css/main.css
index 00f30e90..7f4ca363 100644
--- a/pelican/tests/output/custom/theme/css/main.css
+++ b/pelican/tests/output/custom/theme/css/main.css
@@ -3,8 +3,8 @@
 	Date: July 2009
 	Description: Sample layout for HTML5 and CSS3 goodness.
 	Version: 1.0
-    License: MIT <http://opensource.org/licenses/MIT>
-    Licensed by: Smashing Media GmbH <http://www.smashingmagazine.com/>
+	License: MIT <http://opensource.org/licenses/MIT>
+	Licensed by: Smashing Media GmbH <http://www.smashingmagazine.com/>
 	Original author: Enrique Ramírez <http://enrique-ramirez.com/>
 */
 
diff --git a/pelican/themes/notmyidea/static/css/main.css b/pelican/themes/notmyidea/static/css/main.css
index 00f30e90..7f4ca363 100644
--- a/pelican/themes/notmyidea/static/css/main.css
+++ b/pelican/themes/notmyidea/static/css/main.css
@@ -3,8 +3,8 @@
 	Date: July 2009
 	Description: Sample layout for HTML5 and CSS3 goodness.
 	Version: 1.0
-    License: MIT <http://opensource.org/licenses/MIT>
-    Licensed by: Smashing Media GmbH <http://www.smashingmagazine.com/>
+	License: MIT <http://opensource.org/licenses/MIT>
+	Licensed by: Smashing Media GmbH <http://www.smashingmagazine.com/>
 	Original author: Enrique Ramírez <http://enrique-ramirez.com/>
 */