diff --git a/quakespasm/Quake/gl_model.c b/quakespasm/Quake/gl_model.c
index d41f72f7..e6cda6b3 100644
--- a/quakespasm/Quake/gl_model.c
+++ b/quakespasm/Quake/gl_model.c
@@ -2565,13 +2565,16 @@ void Mod_LoadAliasModel (qmodel_t *mod, void *buffer)
 		Sys_Error ("model %s has no vertices", mod->name);
 
 	if (pheader->numverts > MAXALIASVERTS)
-		Sys_Error ("model %s has too many vertices", mod->name);
+		Sys_Error ("model %s has too many vertices (%d; max = %d)", mod->name, pheader->numverts, MAXALIASVERTS);
 
 	pheader->numtris = LittleLong (pinmodel->numtris);
 
 	if (pheader->numtris <= 0)
 		Sys_Error ("model %s has no triangles", mod->name);
 
+	if (pheader->numtris > MAXALIASTRIS)
+		Sys_Error ("model %s has too many triangles (%d; max = %d)", mod->name, pheader->numtris, MAXALIASTRIS);
+
 	pheader->numframes = LittleLong (pinmodel->numframes);
 	numframes = pheader->numframes;
 	if (numframes < 1)