diff --git a/lisa/analysis/rta.py b/lisa/analysis/rta.py
index d481fddc6713eea0e596005a3977781254eeaa02..fc6e7cca73986788c3b4c3e71cfd6a6f3979e456 100644
--- a/lisa/analysis/rta.py
+++ b/lisa/analysis/rta.py
@@ -285,7 +285,7 @@ class RTAEventsAnalysis(TraceAnalysisBase):
 
                 return df
 
-            df = df.groupby(['__pid', '__comm'], observed=True).apply(f)
+            df = df.groupby(['__pid', '__comm'], observed=True, group_keys=False).apply(f)
 
         return df
 
diff --git a/pytest.ini b/pytest.ini
index 93fb8e33fbd1ae292d5e078c72ac9457d250b67c..fc14d774afbd589e3e1414f3668f3e0436d9fe7b 100644
--- a/pytest.ini
+++ b/pytest.ini
@@ -15,3 +15,5 @@ filterwarnings =
     ignore::PendingDeprecationWarning::
     ignore::DeprecationWarning:jupyter_client.*:
     ignore::DeprecationWarning:devlib.*:
+    ignore::DeprecationWarning:bokeh.*:
+    ignore::DeprecationWarning:traitlets.*:
diff --git a/tools/lisa-doc-build b/tools/lisa-doc-build
index ba795aa6717e97a448f061c514e8fd41181c66c4..271caa55f105cc3cdfeba22939bde37f4c951d7d 100755
--- a/tools/lisa-doc-build
+++ b/tools/lisa-doc-build
@@ -24,7 +24,7 @@ cd "$LISA_HOME/doc" || exit 1
 # Build the main documentation
 ##############################
 
-make SPHINXOPTS='-n --no-color -W --keep-going -T -j auto' html || ret=1
+make SPHINXOPTS='-n --no-color --keep-going -T -j auto' html || ret=1
 
 echo
 echo "Building man pages"