diff --git a/letsencrypt/client/.ca_offerings b/letsencrypt/client/.ca_offerings
index f21fafb14..43c423464 100644
--- a/letsencrypt/client/.ca_offerings
+++ b/letsencrypt/client/.ca_offerings
@@ -1,4 +1,4 @@
 EFF (DV);EFF CA, Domain Validated - FREE
 UMich (DV);Michigan CA, Domain Validated - FREE
 TrustUS (DV);TrustUS CA, Domain Validated - FREE
-TrustUS (OV);TrustUS CA, Orgainization Validated - 10 USD
+TrustUS (OV);TrustUS CA, Organization Validated - 10 USD
diff --git a/letsencrypt/client/configurator.py b/letsencrypt/client/configurator.py
index c5b0e1f92..e29dcb7cc 100644
--- a/letsencrypt/client/configurator.py
+++ b/letsencrypt/client/configurator.py
@@ -340,7 +340,7 @@ class Configurator(object):
 
     def add_dir_to_ifmodssl(self, aug_conf_path, directive, val):
         """
-        Adds given directived and value along configuration path within
+        Adds given directive and value along configuration path within
         an IfMod mod_ssl.c block.  If the IfMod block does not exist in
         the file, it is created.
         """
diff --git a/letsencrypt/client/interactive_challenge.py b/letsencrypt/client/interactive_challenge.py
index 52aa331f1..8b12a8509 100644
--- a/letsencrypt/client/interactive_challenge.py
+++ b/letsencrypt/client/interactive_challenge.py
@@ -10,7 +10,7 @@ import textwrap
 #############################################################
 
 ###########################################################
-# Interactive challlenge displays the string sent by the CA
+# Interactive challenge displays the string sent by the CA
 # formatted to fit on the screen of the client
 # The Challenge also adds proper instructions for how the
 # client should continue the letsencrypt process