diff --git a/.gitignore b/.gitignore
index 7b22078b8..5fd84dbbd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -42,6 +42,7 @@ tmp/
 *.axf
 *.S19
 *.bin
+*.hex
 *.dep
 *.FLM
 
diff --git a/test/info.py b/test/info.py
index c8a8a40d6..7b948ca5e 100644
--- a/test/info.py
+++ b/test/info.py
@@ -59,7 +59,7 @@
     ("k20dx_mimxrt1050_evk_hyper_if",               True,       0x8000,     "bin"       ),
     ("k20dx_mimxrt1050_evk_qspi_if",                True,       0x8000,     "bin"       ),
     ('k20dx_ep_agora_if',                           True,      	0x0000,     "bin"       ),
-    ('k20dx_ep_kairos_if',                           True,       0x0000,     "bin"       ),
+    ('k20dx_ep_kairos_if',                          True,       0x0000,     "bin"       ),
     ("k26f_frdmk32w042_if",                         False,      0x8000,     "bin"       ),
     ("lpc11u35_archble_if",                         False,      0x0000,     "bin"       ),
     ("lpc11u35_archpro_if",                         False,      0x0000,     "bin"       ),
diff --git a/tools/package_release_files.py b/tools/package_release_files.py
index 5ae31cf34..00208ce23 100644
--- a/tools/package_release_files.py
+++ b/tools/package_release_files.py
@@ -84,7 +84,7 @@ def package_release_files(source, dest, version, toolchain, release_info, suppor
                 for fw_name_key in InstructionsText:
                     if fw_name_key in dest_name.lower():
                         fw_instuction = InstructionsText[fw_name_key]
-                        break;
+                        break
 
                 if extension == 'bin':
                     update_yml_entries.append({target_name:TargetList([
@@ -92,7 +92,7 @@ def package_release_files(source, dest, version, toolchain, release_info, suppor
                         ('product_code', "'" + format(product_code, '04x') + "'"),
                         ('fw_name', host_mcu + "_" + base_name + dest_offset_str),
                         ('instructions', fw_instuction)
-                        ])});
+                        ])})
 
     make_bin_zip(output_dir, build_number + '_release_package_' + subprocess.check_output(['git', 'rev-parse', '--short', 'HEAD']).decode().strip() + '.zip')
 
diff --git a/tools/pre_build_script.sh b/tools/pre_build_script.sh
index 7dcc5fa76..bc640a155 100755
--- a/tools/pre_build_script.sh
+++ b/tools/pre_build_script.sh
@@ -21,7 +21,7 @@ export TOOLS=../../../tools
 export DIR=../../../source/daplink
 #  Create dsion_git_tmpl.txt ${DIR}\version_git.h
 
-python --version 2> nul
+# python --version
 
 #  Run python script to delete default version_git.h and create the real one
 python ${TOOLS}/pre_build_script.py