diff --git a/homeassistant/components/python_script.py b/homeassistant/components/python_script.py
index dedc39ef3a2..1d33740d4a4 100644
--- a/homeassistant/components/python_script.py
+++ b/homeassistant/components/python_script.py
@@ -18,7 +18,7 @@ from homeassistant.loader import bind_hass
 from homeassistant.util import sanitize_filename
 import homeassistant.util.dt as dt_util
 
-REQUIREMENTS = ['restrictedpython==4.0b2']
+REQUIREMENTS = ['restrictedpython==4.0b3']
 
 _LOGGER = logging.getLogger(__name__)
 
diff --git a/requirements_all.txt b/requirements_all.txt
index f6fdf81a2e4..dc4997d49ec 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1120,7 +1120,7 @@ raincloudy==0.0.4
 regenmaschine==0.4.1
 
 # homeassistant.components.python_script
-restrictedpython==4.0b2
+restrictedpython==4.0b3
 
 # homeassistant.components.rflink
 rflink==0.0.37
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 876aba4574d..36e8df39bd3 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -168,7 +168,7 @@ pyupnp-async==0.1.0.1
 pywebpush==1.6.0
 
 # homeassistant.components.python_script
-restrictedpython==4.0b2
+restrictedpython==4.0b3
 
 # homeassistant.components.rflink
 rflink==0.0.37