diff --git a/esp32s31/libbtbb.a b/esp32s31/libbtbb.a
new file mode 100644
index 0000000..040ab8a
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diff --git a/esp32s31/libbttestmode.a b/esp32s31/libbttestmode.a
new file mode 100644
index 0000000..b11f751
Binary files /dev/null and b/esp32s31/libbttestmode.a differ
diff --git a/esp32s31/libphy.a b/esp32s31/libphy.a
new file mode 100644
index 0000000..f15a055
Binary files /dev/null and b/esp32s31/libphy.a differ
diff --git a/esp32s31/librfate.a b/esp32s31/librfate.a
new file mode 100644
index 0000000..3147d5a
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diff --git a/esp32s31/librftest.a b/esp32s31/librftest.a
new file mode 100644
index 0000000..940b5a7
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diff --git a/fix_printf.sh b/fix_printf.sh
index b119024..73c26b2 100755
--- a/fix_printf.sh
+++ b/fix_printf.sh
@@ -1,7 +1,8 @@
 #!/bin/bash
 chip_list=(esp32 esp32s2 esp32c3 esp32s3 esp32h2 esp32h4 esp32c2 esp32c6 esp32c5 esp32c61)
 
-for dir in "${chip_list[@]}"; do
+for dir in */; do
+    dir=${dir%/}
     if [ $dir = esp32 ]; then
         TOOLCHAIN="xtensa-esp32-elf"
     elif [ $dir = esp32s2 ]; then
@@ -36,5 +37,3 @@ for dir in "${chip_list[@]}"; do
         echo "$dir does not exist"
     fi
 done
-
-