diff --git a/code/Importer/IFC/IFCReaderGen_4.cpp b/code/Importer/IFC/IFCReaderGen_4.cpp
index 7a312e691..fdefedb18 100644
--- a/code/Importer/IFC/IFCReaderGen_4.cpp
+++ b/code/Importer/IFC/IFCReaderGen_4.cpp
@@ -43,7 +43,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #ifndef ASSIMP_BUILD_NO_IFC_IMPORTER
 
 #include "AssimpPCH.h"
-#include "IFCReaderGen4.h"
+#include "IFCReaderGen_4.h"
 
 namespace Assimp {
 using namespace IFC;