diff --git a/lib/fixed_ja/Makefile.eval_fixed_ja b/lib/fixed_ja/tb_eval_fixed_ja.Makefile
similarity index 96%
rename from lib/fixed_ja/Makefile.eval_fixed_ja
rename to lib/fixed_ja/tb_eval_fixed_ja.Makefile
index aa59278..995d9d3 100644
--- a/lib/fixed_ja/Makefile.eval_fixed_ja
+++ b/lib/fixed_ja/tb_eval_fixed_ja.Makefile
@@ -17,7 +17,7 @@ SRCS += tb_eval_fixed_ja.vhd
 
 # -------------------------------------------------
 # Compile
-TARGET := eval_fixed_ja
+TARGET := tb_eval_fixed_ja
 ENTITY := tb_eval_fixed_ja
 WITH_GHW := y
 RUN_TIME := 2000us