diff --git a/styles/PortableInfobox.scss b/styles/PortableInfobox.scss
index 905ef78..89dddd0 100644
--- a/styles/PortableInfobox.scss
+++ b/styles/PortableInfobox.scss
@@ -98,14 +98,6 @@
 	}
 }
 
-.skin-monobook {
-	.pi-smart-data {
-		.pi-data-label {
-			padding: 0;
-		}
-	}
-}
-
 // **********  Overwrite default infobox styles for STACKED layout type  ********** //
 
 .pi-layout-stacked {
diff --git a/styles/PortableInfoboxMonobook.scss b/styles/PortableInfoboxMonobook.scss
index 65d40f4..92ad4ab 100644
--- a/styles/PortableInfoboxMonobook.scss
+++ b/styles/PortableInfoboxMonobook.scss
@@ -13,3 +13,7 @@ $background-color-secondary: #e5e5e5;
 		background-color: $background-color-secondary;
 	}
 }
+
+.pi-smart-data .pi-data-label {
+	padding: 0;
+}