diff --git a/client/client_with_swig/testembedded.py b/client/client_with_swig/testembedded.py
index acdf49859..795dd3f6d 100755
--- a/client/client_with_swig/testembedded.py
+++ b/client/client_with_swig/testembedded.py
@@ -1,12 +1,3 @@
-import sys
 import pm3
-
-def main():
-    print('Hello world')
-    #p=pm3.open("/dev/ttyACM0")
-    p=pm3.get_current_dev()
-    pm3.console(p, "hw status")
-    #pm3.close(p)
-
-if __name__ == "__main__":
-    main()
+p=pm3.get_current_dev()
+pm3.console(p, "hw status")
diff --git a/client/lib/example_lua/02run_test.sh b/client/lib/example_lua/02run_test.sh
index cd2032fd4..32fb1ae55 100755
--- a/client/lib/example_lua/02run_test.sh
+++ b/client/lib/example_lua/02run_test.sh
@@ -5,4 +5,4 @@
 # /usr/lib/lua/5.2/pm3.so
 # ./pm3.so
 
-lua test.lua
+./test.lua
diff --git a/client/lib/example_lua/test.lua b/client/lib/example_lua/test.lua
index 5a2c066f1..0f77f82a3 100755
--- a/client/lib/example_lua/test.lua
+++ b/client/lib/example_lua/test.lua
@@ -1,3 +1,5 @@
+#!/usr/bin/env lua
+
 local pm3 = require("pm3")
 p=pm3.open("/dev/ttyACM0")
 pm3.console(p, "hw status")
diff --git a/client/lib/example_py/test.py b/client/lib/example_py/test.py
index 2932637f6..f633e507b 100755
--- a/client/lib/example_py/test.py
+++ b/client/lib/example_py/test.py
@@ -1,7 +1,6 @@
 #!/usr/bin/env python3
 
 import pm3
-
 p=pm3.open("/dev/ttyACM0")
 pm3.console(p, "hw status")
 pm3.close(p)