diff --git a/docs/conf.py b/docs/conf.py
index 5056df39fed31acf6a144ec56d7f797c1ae00113..24d1e62ad485b710f1cab31d3cfc06e97fe20531 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -46,9 +46,9 @@ source_suffix = ".rst"
 master_doc = "index"
 
 # General information about the project.
-project = u"Invenio-Utilities-TUW"
-copyright = u"2020, TU Wien"
-author = u"TU Wien"
+project = "Invenio-Utilities-TUW"
+copyright = "2020, TU Wien"
+author = "TU Wien"
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
@@ -254,8 +254,8 @@ latex_documents = [
     (
         master_doc,
         "invenio-utilities-tuw.tex",
-        u"invenio-utilities-tuw Documentation",
-        u"TU Wien",
+        "invenio-utilities-tuw Documentation",
+        "TU Wien",
         "manual",
     ),
 ]
@@ -289,7 +289,7 @@ man_pages = [
     (
         master_doc,
         "invenio-utilities-tuw",
-        u"invenio-utilities-tuw Documentation",
+        "invenio-utilities-tuw Documentation",
         [author],
         1,
     )
@@ -308,7 +308,7 @@ texinfo_documents = [
     (
         master_doc,
         "invenio-utilities-tuw",
-        u"Invenio-Utilities-TUW Documentation",
+        "Invenio-Utilities-TUW Documentation",
         author,
         "invenio-utilities-tuw",
         "Some utilities for InvenioRDM.",