diff --git a/Makefile b/Makefile
index 8b03600..f54342a 100644
--- a/Makefile
+++ b/Makefile
@@ -4,7 +4,7 @@ XLEN = 64
 SPLIT = 10000
 INTEGER = 0
 PATTERN = '.*'
-TESTFLOAT3LEVEL = 1
+TESTFLOAT3LEVEL = 2
 SPIKE_INSTALL = $(RISCV)
 OUTPUT = out/v$(VLEN)x$(XLEN)$(MODE)
 OUTPUT_STAGE1 = $(OUTPUT)/tests/stage1/
diff --git a/README.md b/README.md
index 8a3367e..74d3373 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,7 @@ Options:
 - `MODE`, default is `machine`, can be `machine`, `virtual` or `user`
 - `INTEGER`, default is 0, set to 1 if you don't want float tests (i.e. for Zve32x or Zve64x)
 - `PATTERN`, default is `.*`, set to a valid regex to generate the tests of your interests (e.g. `PATTERN='^v[ls].+\.v$'` to generate load/store tests)
-- `TESTFLOAT3LEVEL`, default is 1, must be one of 1 or 2, testing level for testfloat3 generated cases.
+- `TESTFLOAT3LEVEL`, default is 2, must be one of 1 or 2, testing level for testfloat3 generated cases.
 
 For example, to generate `isa=rv32gcv varch=vlen:128,elen:32 mode=machine` tests, use `make -e VLEN=128 XLEN=32 MODE=machine -j$(nproc)`.
 
diff --git a/main.go b/main.go
index 59c0f65..c558231 100644
--- a/main.go
+++ b/main.go
@@ -31,7 +31,7 @@ var integerF = flag.Bool("integer", false, "only generate integer tests.")
 var patternF = flag.String("pattern", ".*", "regex to filter out tests.")
 var stage1OutputDirF = flag.String("stage1output", "", "stage1 output directory.")
 var configsDirF = flag.String("configs", "configs/", "config files directory.")
-var testfloat3LevelF = flag.Int("testfloat3level", 1, "testfloat3 testing level (1 or 2).")
+var testfloat3LevelF = flag.Int("testfloat3level", 2, "testfloat3 testing level (1 or 2).")
 
 func main() {
 	flag.Parse()
diff --git a/single/single.go b/single/single.go
index e9017ff..16a94df 100644
--- a/single/single.go
+++ b/single/single.go
@@ -24,7 +24,7 @@ var vlenF = flag.Int("VLEN", 256, "")
 var xlenF = flag.Int("XLEN", 64, "")
 var outputFileF = flag.String("outputfile", "", "output file name.")
 var configFileF = flag.String("configfile", "", "config file path.")
-var testfloat3LevelF = flag.Int("testfloat3level", 1, "testfloat3 testing level (1 or 2).")
+var testfloat3LevelF = flag.Int("testfloat3level", 2, "testfloat3 testing level (1 or 2).")
 
 func main() {
 	flag.Parse()