diff --git a/admin_manual/Makefile b/admin_manual/Makefile
index 805a74fa106..60552782b9b 100644
--- a/admin_manual/Makefile
+++ b/admin_manual/Makefile
@@ -3,7 +3,7 @@
 
 # You can set these variables from the command line.
 SPHINXOPTS    +=
-SPHINXBUILD   = sphinx-build
+SPHINXBUILD   = buf_size=1000000 sphinx-build
 PAPER         =
 BUILDDIR      = _build
 
@@ -115,7 +115,7 @@ latex:
 latexpdf:
 	$(SPHINXBUILD) -b latex $(ALLSPHINXOPTS) $(BUILDDIR)/latex
 	@echo "Running LaTeX files through pdflatex..."
-	$(MAKE) -C $(BUILDDIR)/latex all-pdf
+	buf_size=10000000 $(MAKE) -C $(BUILDDIR)/latex all-pdf
 	@echo "pdflatex finished; the PDF files are in $(BUILDDIR)/latex."
 
 pdf:
diff --git a/admin_manual/ai/images/ai_overview.png b/admin_manual/ai/images/ai_overview.png
new file mode 100644
index 00000000000..509cc40d895
Binary files /dev/null and b/admin_manual/ai/images/ai_overview.png differ
diff --git a/admin_manual/ai/overview.rst b/admin_manual/ai/overview.rst
index 1fe615397ff..0607e595c08 100644
--- a/admin_manual/ai/overview.rst
+++ b/admin_manual/ai/overview.rst
@@ -11,7 +11,7 @@ Overview of AI features
 
 Nextcloud uses modularity to separate raw AI functionality from the Graphical User interfaces and apps that make use of said functionality. Each instance can thus make use of various backends that provide the functionality for the same frontends and the same functionality can be implemented by multiple apps using on-premises processing or third-party AI service providers.
 
-.. figure:: images/ai_overview.svg
+.. figure:: images/ai_overview.png
   :scale: 80%
 
 .. csv-table::
diff --git a/developer_manual/Makefile b/developer_manual/Makefile
index 805a74fa106..d679c9e8112 100644
--- a/developer_manual/Makefile
+++ b/developer_manual/Makefile
@@ -115,7 +115,7 @@ latex:
 latexpdf:
 	$(SPHINXBUILD) -b latex $(ALLSPHINXOPTS) $(BUILDDIR)/latex
 	@echo "Running LaTeX files through pdflatex..."
-	$(MAKE) -C $(BUILDDIR)/latex all-pdf
+	buf_size=10000000 $(MAKE) -C $(BUILDDIR)/latex all-pdf
 	@echo "pdflatex finished; the PDF files are in $(BUILDDIR)/latex."
 
 pdf:
diff --git a/user_manual/Makefile b/user_manual/Makefile
index 4389b6b380b..94054b13741 100644
--- a/user_manual/Makefile
+++ b/user_manual/Makefile
@@ -134,7 +134,7 @@ latex:
 latexpdf:
 	$(SPHINXBUILD) -b latex $(ALLSPHINXOPTS) $(BUILDDIR)/latex
 	@echo "Running LaTeX files through pdflatex..."
-	$(MAKE) -C $(BUILDDIR)/latex all-pdf
+	buf_size=10000000 $(MAKE) -C $(BUILDDIR)/latex all-pdf
 	@echo "pdflatex finished; the PDF files are in $(BUILDDIR)/latex."
 
 pdf: