diff --git a/contrib/summerschool/foods/FoodsThai.gf b/contrib/summerschool/foods/FoodsTha.gf
similarity index 91%
rename from contrib/summerschool/foods/FoodsThai.gf
rename to contrib/summerschool/foods/FoodsTha.gf
index 6d8385271..b031a7e2f 100644
--- a/contrib/summerschool/foods/FoodsThai.gf
+++ b/contrib/summerschool/foods/FoodsTha.gf
@@ -1,6 +1,6 @@
 --# -path=.:alltenses
 
-concrete FoodsThai of Foods = open SyntaxTha, LexiconTha, 
+concrete FoodsTha of Foods = open SyntaxTha, LexiconTha,
   ParadigmsTha, (R=ResTha) in {
 
         flags coding = utf8 ;
@@ -31,4 +31,3 @@ concrete FoodsThai of Foods = open SyntaxTha, LexiconTha,
                 Boring = mkAP (mkA (R.thword "น่า" "เบิ่อ")) ;
 
 }
-
diff --git a/contrib/summerschool/foods/Makefile b/contrib/summerschool/foods/Makefile
index 8d92fe3f7..5738bc281 100644
--- a/contrib/summerschool/foods/Makefile
+++ b/contrib/summerschool/foods/Makefile
@@ -4,8 +4,5 @@ all:: Foods.pgf
 Foods.pgf: Foods???.gf
 	gf -make -s -optimize-pgf Foods???.gf
 
-exper: Foods???.gf
-	gf -make -s -optimize-pgf Foods???.gf FoodsThai.gf
-
 clean:
 	rm -rf *.gfo Foods.pgf