diff --git a/tox.ini b/tox.ini
index f357325d..13f948bb 100644
--- a/tox.ini
+++ b/tox.ini
@@ -33,7 +33,12 @@ commands =
 # Settings for doc8:
 # File extensions to use
 extension = .rst,.txt
-ignore-path = doc/upstream-training/build/*
+# Directories/files to ignore
+ignore-path = doc/*/build/*
 
-[testenv:hiero-slides]
-commands = sphinx-build -b slides doc/upstream-training/source/ doc/upstream-training/build/slides
+[testenv:upstream-slides]
+commands =
+  # Niceness test
+  doc8 doc/upstream-training
+  # Build upstream-training slides
+  sphinx-build -b slides doc/upstream-training/source/ doc/upstream-training/build/slides