diff --git a/docs/conf.py b/docs/conf.py
index 8ce589c..f32f656 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -42,18 +42,18 @@
 master_doc = "index"
 
 # General information about the project.
-project = u"Adafruit ESP32SPI Library"
-copyright = u"2019 ladyada"
-author = u"ladyada"
+project = "Adafruit ESP32SPI Library"
+copyright = "2019 ladyada"
+author = "ladyada"
 
 # 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.
@@ -144,7 +144,7 @@
     (
         master_doc,
         "AdafruitESP32SPILibrary.tex",
-        u"AdafruitESP32SPI Library Documentation",
+        "AdafruitESP32SPI Library Documentation",
         author,
         "manual",
     ),
@@ -158,7 +158,7 @@
     (
         master_doc,
         "AdafruitESP32SPIlibrary",
-        u"Adafruit ESP32SPI Library Documentation",
+        "Adafruit ESP32SPI Library Documentation",
         [author],
         1,
     )
@@ -173,7 +173,7 @@
     (
         master_doc,
         "AdafruitESP32SPILibrary",
-        u"Adafruit ESP32SPI Library Documentation",
+        "Adafruit ESP32SPI Library Documentation",
         author,
         "AdafruitESP32SPILibrary",
         "One line description of project.",