diff --git a/src/Paragraph.cpp b/src/Paragraph.cpp
index 19a99cfe09..c7e33b1db2 100644
--- a/src/Paragraph.cpp
+++ b/src/Paragraph.cpp
@@ -991,6 +991,13 @@ void Paragraph::Private::validate(LaTeXFeatures & features,
 
 	// then the layouts
 	features.useLayout(layout.name());
+	if (!layout.requires().empty()) {
+		vector<string> req = layout.requires();
+		for (vector<string>::const_iterator it = req.begin();
+		     it != req.end(); ++it) {
+			features.require(*it);
+		}
+	}
 
 	// then the fonts
 	fontlist_.validate(features);