diff --git a/tests/axi/Makefile b/tests/axi/Makefile
index 30227bb..21e710d 100644
--- a/tests/axi/Makefile
+++ b/tests/axi/Makefile
@@ -75,8 +75,7 @@ else ifeq ($(SIM), verilator)
 	COMPILE_ARGS += -GRUSER_WIDTH=$(PARAM_RUSER_WIDTH)
 
 	ifeq ($(WAVES), 1)
-		COMPILE_ARGS += --trace
-		#COMPILE_ARGS += --trace-fst
+		COMPILE_ARGS += --trace-fst
 	endif
 endif
 
diff --git a/tests/axil/Makefile b/tests/axil/Makefile
index e201784..fe95e34 100644
--- a/tests/axil/Makefile
+++ b/tests/axil/Makefile
@@ -57,8 +57,7 @@ else ifeq ($(SIM), verilator)
 	COMPILE_ARGS += -GSTRB_WIDTH=$(PARAM_STRB_WIDTH)
 
 	ifeq ($(WAVES), 1)
-		COMPILE_ARGS += --trace
-		#COMPILE_ARGS += --trace-fst
+		COMPILE_ARGS += --trace-fst
 	endif
 endif
 
diff --git a/tests/axis/Makefile b/tests/axis/Makefile
index ad73a06..7f91f8b 100644
--- a/tests/axis/Makefile
+++ b/tests/axis/Makefile
@@ -63,8 +63,7 @@ else ifeq ($(SIM), verilator)
 	COMPILE_ARGS += -GUSER_WIDTH=$(PARAM_USER_WIDTH)
 
 	ifeq ($(WAVES), 1)
-		COMPILE_ARGS += --trace
-		#COMPILE_ARGS += --trace-fst
+		COMPILE_ARGS += --trace-fst
 	endif
 endif