diff --git a/debian/proxmox-backup-docs.links b/debian/proxmox-backup-docs.links
index 6837733b..719dd555 100644
--- a/debian/proxmox-backup-docs.links
+++ b/debian/proxmox-backup-docs.links
@@ -1 +1,2 @@
 /usr/share/doc/proxmox-backup/proxmox-backup.pdf /usr/share/doc/proxmox-backup/html/proxmox-backup.pdf
+/usr/share/javascript/extjs /usr/share/doc/proxmox-backup/html/prune-simulator/extjs
diff --git a/docs/Makefile b/docs/Makefile
index 471930c8..49b85240 100644
--- a/docs/Makefile
+++ b/docs/Makefile
@@ -14,6 +14,10 @@ MANUAL_PAGES := 			\
 	proxmox-backup-client.1		\
 	proxmox-backup-manager.1
 
+PRUNE_SIMULATOR_FILES := 					\
+	prune-simulator/index.html				\
+	prune-simulator/documentation.html			\
+	prune-simulator/prune-simulator.js
 
 # Sphinx documentation setup
 SPHINXOPTS    =
@@ -74,10 +78,11 @@ onlinehelpinfo:
 	@echo "Build finished. OnlineHelpInfo.js is in $(BUILDDIR)/scanrefs."
 
 .PHONY: html
-html: ${GENERATED_SYNOPSIS} images/proxmox-logo.svg custom.css conf.py
+html: ${GENERATED_SYNOPSIS} images/proxmox-logo.svg custom.css conf.py ${PRUNE_SIMULATOR_FILES}
 	$(SPHINXBUILD) -b html $(ALLSPHINXOPTS) $(BUILDDIR)/html
-	cp images/proxmox-logo.svg $(BUILDDIR)/html/_static/
-	cp custom.css $(BUILDDIR)/html/_static/
+	install -m 0644 custom.css images/proxmox-logo.svg $(BUILDDIR)/html/_static/
+	install -dm 0755 $(BUILDDIR)/html/prune-simulator
+	install -m 0644 ${PRUNE_SIMULATOR_FILES} $(BUILDDIR)/html/prune-simulator
 	@echo
 	@echo "Build finished. The HTML pages are in $(BUILDDIR)/html."
 
diff --git a/docs/conf.py b/docs/conf.py
index 3c444699..92a9ecb3 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -171,6 +171,7 @@ html_theme_options = {
     'extra_nav_links': {
         'Proxmox Homepage': 'https://proxmox.com',
         'PDF': 'proxmox-backup.pdf',
+        'Prune Simulator' : 'prune-simulator/index.html',
     },
 
     'sidebar_width': '320px',