diff --git a/docs/conf.py b/docs/conf.py
index 7e5c51f..f51f71c 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -39,18 +39,18 @@
 master_doc = "index"
 
 # General information about the project.
-project = u"Adafruit SI7021 Library"
-copyright = u"2017 Radomir Dopieralski"
-author = u"Radomir Dopieralski"
+project = "Adafruit SI7021 Library"
+copyright = "2017 Radomir Dopieralski"
+author = "Radomir Dopieralski"
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
 # built documents.
 #
 # The short X.Y version.
-version = u"1.0"
+version = "1.0"
 # The full version, including alpha/beta/rc tags.
-release = u"1.0"
+release = "1.0"
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
@@ -140,8 +140,8 @@
     (
         master_doc,
         "AdafruitSI7021Library.tex",
-        u"Adafruit SI7021 Library Documentation",
-        u"Radomir Dopieralski",
+        "Adafruit SI7021 Library Documentation",
+        "Radomir Dopieralski",
         "manual",
     ),
 ]
@@ -154,7 +154,7 @@
     (
         master_doc,
         "adafruitSI7021library",
-        u"Adafruit SI7021 Library Documentation",
+        "Adafruit SI7021 Library Documentation",
         [author],
         1,
     )
@@ -169,7 +169,7 @@
     (
         master_doc,
         "AdafruitSI7021Library",
-        u"Adafruit SI7021 Library Documentation",
+        "Adafruit SI7021 Library Documentation",
         author,
         "AdafruitSI7021Library",
         "One line description of project.",