Pin sphinx to <7

There sems to be an issue with newer versions in combination with the rdt theme.
oemof · Aug 11, 2023 · d6d8262 · d6d8262
1 parent 2a573f9
commit d6d8262
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/docs/requirements.txt b/docs/requirements.txt
@@ -1,4 +1,4 @@
-sphinx>=1.3
+sphinx>=1.3, < 7
 sphinx-rtd-theme
 sphinx-copybutton
 sphinx-design