diff --git a/src/r_data/models.cpp b/src/r_data/models.cpp
index 3aa18978e9..89a9ff478a 100644
--- a/src/r_data/models.cpp
+++ b/src/r_data/models.cpp
@@ -186,7 +186,7 @@ void RenderModel(FModelRenderer *renderer, float x, float y, float z, FSpriteMod
 	objectToWorldMatrix.rotate(smf->pitchoffset, 0, 0, 1);
 	objectToWorldMatrix.rotate(-smf->rolloffset, 1, 0, 0);
 
-	if (!(smf_flags & MDL_CORRECTPIXELSTRETCH))
+	if (!(smf_flags & MDL_CORRECTPIXELSTRETCH) && smf->modelIDs.Size() > 0)
 	{
 		stretch = (smf->modelIDs[0] >= 0 ? Models[smf->modelIDs[0]]->getAspectFactor(actor->Level->info->pixelstretch) : 1.f) / actor->Level->info->pixelstretch;
 		objectToWorldMatrix.scale(1, stretch, 1);