diff --git a/src/ifcparse/IfcSpfHeader.cpp b/src/ifcparse/IfcSpfHeader.cpp
index df55a0bf07..e21a96e831 100644
--- a/src/ifcparse/IfcSpfHeader.cpp
+++ b/src/ifcparse/IfcSpfHeader.cpp
@@ -113,9 +113,9 @@ bool IfcSpfHeader::tryRead() {
 void IfcSpfHeader::write(std::ostream& os) const {
 	os << ISO_10303_21 << ";" << "\n";
 	os << HEADER << ";" << "\n";
-	os << file_description().toString(true) << "\n";
-	os << file_name().toString(true) << "\n";
-	os << file_schema().toString(true) << "\n";
+	os << file_description().toString(true) << ";" << "\n";
+	os << file_name().toString(true) << ";" << "\n";
+	os << file_schema().toString(true) << ";" << "\n";
 	os << ENDSEC << ";" << "\n";
 	os << DATA << ";" << "\n";
 }