diff --git a/Makefile b/Makefile
index c867eb6..0b71c42 100644
--- a/Makefile
+++ b/Makefile
@@ -26,14 +26,14 @@ ifndef version_test
 $(error GNU Make version $(MAKE_VERSION); version >= 3.82 is needed)
 endif
 
-# Paranoia
 ifeq (,$(filter install uninstall,$(MAKECMDGOALS)))
 ifeq (0,$(shell id --user))
-$(error  Root only can make "(un)install" targets)
+$(error Root only can make "(un)install" targets)
 endif
-SUDO := 
 else
-SUDO := sudo
+ifneq (0,$(shell id --user))
+$(error Only root can make "(un)install" targets)
+endif
 endif
 
 ########################################################################
@@ -86,9 +86,10 @@ SHELL := /bin/bash
 # Warning: only `dnf`! Use this rule as template to your own script.
 setup:
 	@rpm -q --quiet general-purpose-preprocessor || sudo dnf -y install general-purpose-preprocessor
-	@rpm -q --quiet jq || sudo dnf -y install jq
+	@test -e /usr/bin/jq || test -e /usr/local/bin/jq || sudo dnf -y install jq
 	@rpm -q --quiet pandoc || sudo dnf -y install pandoc
-	@test -d /usr/share/doc/PyYAML || sudo dnf -y install PyYAML
+	@rpm -q --quiet python2-pyyaml || sudo dnf -y install python2-pyyaml
+	@echo Done!
 
 # Default target
 all: check
@@ -106,19 +107,19 @@ clobber: clean
 
 install:
 	[[ -e jqt.1.gz ]] || { cd docs && make ../jqt.1.gz; }
-	test -d $(bindir) || $(SUDO) mkdir --verbose --parents $(bindir)
-	test -d $(datadir)/$(PROJECT) || $(SUDO) mkdir --verbose --parents $(datadir)/$(PROJECT)
-	test -d $(mandir)/man1 || $(SUDO) mkdir --verbose --parents $(mandir)/man1
-	$(SUDO) install --verbose --compare --mode 555 bin/* $(bindir)
-	$(SUDO) install --verbose --compare --mode 644 share/* $(datadir)/$(PROJECT)
-	$(SUDO) install --verbose --compare --mode 644 jqt.1.gz $(mandir)/man1
-	$(SUDO) sed -i -e "s#DATADIR='.*'#DATADIR='$(datadir)'#" $(bindir)/jqt
+	test -d $(bindir) || mkdir --verbose --parents $(bindir)
+	test -d $(datadir)/$(PROJECT) || mkdir --verbose --parents $(datadir)/$(PROJECT)
+	test -d $(mandir)/man1 || mkdir --verbose --parents $(mandir)/man1
+	install --verbose --compare --mode 555 bin/* $(bindir)
+	install --verbose --compare --mode 644 share/* $(datadir)/$(PROJECT)
+	install --verbose --compare --mode 644 jqt.1.gz $(mandir)/man1
+	sed -i -e "s#DATADIR='.*'#DATADIR='$(datadir)'#" $(bindir)/jqt
 
 uninstall:
-	$(SUDO) rm --verbose --force -- $(addprefix $(prefix)/,$(wildcard bin/*))
-	$(SUDO) rm --verbose --force -- $(mandir)/man1/jqt.1.gz
-	test -d $(datadir)/$(PROJECT)					  \
-	&& $(SUDO) rm --verbose --force --recursive $(datadir)/$(PROJECT) \
+	rm --verbose --force -- $(addprefix $(prefix)/,$(wildcard bin/*))
+	rm --verbose --force -- $(mandir)/man1/jqt.1.gz
+	test -d $(datadir)/$(PROJECT)				  \
+	&& rm --verbose --force --recursive $(datadir)/$(PROJECT) \
 	|| true
 
 # Show targets
diff --git a/README.md b/README.md
index ee53ed1..c41716e 100644
--- a/README.md
+++ b/README.md
@@ -54,7 +54,7 @@ $ sudo dnf -y install make general-purpose-preprocessor jq pandoc PyYAML
 ```
 
 To install _jqt_ simply run `make install` on the _jqt_ repository top
-directory. If don’t like to install into the `/usr/local` system directory you
+directory. If you don’t like to install into the `/usr/local` system directory you
 can change the destination directory:
 
 ```zsh
diff --git a/docs/config.yaml b/docs/config.yaml
index ee947d6..93925d2 100644
--- a/docs/config.yaml
+++ b/docs/config.yaml
@@ -41,7 +41,7 @@ menu:
   - structure
   - content
   - data
-  - blog/index
+# - blog/index
 
 # Default values
 defaults:
diff --git a/docs/make.d/prelude.make b/docs/make.d/prelude.make
index 77b75c8..81003af 100644
--- a/docs/make.d/prelude.make
+++ b/docs/make.d/prelude.make
@@ -28,9 +28,10 @@ ifeq (,$(filter install uninstall,$(MAKECMDGOALS)))
 ifeq (0,$(shell id --user))
 $(error Root only can make "(un)install" targets)
 endif
-SUDO := 
 else
-SUDO := sudo
+ifneq (0,$(shell id --user))
+$(error Only root can make "(un)install" targets)
+endif
 endif
 
 # Target 'clobber' must be alone
diff --git a/docs/project.make b/docs/project.make
index fe55f86..1baa83c 100644
--- a/docs/project.make
+++ b/docs/project.make
@@ -1,11 +1,18 @@
 ########################################################################
 #
-# Specific makefile for this web site
+# Specific makefile for this web site.
+# This should be the only file to edit by hand!
 #
-# Defined rules for:
+# Variables imported:
+#	Content
+#	Metadata
+# 	JQTFLAGS
+#
+# Define new rules for:
 #	$(ManPage)
 #	/tmp/help
-# Defined targets:
+#
+# Add double-colon recipes for targets:
 # 	all
 # 	clean
 # 	clobber
@@ -14,6 +21,7 @@
 # Build pages options
 ########################################################################
 
+# Append parameters to:
 JQTFLAGS += -msnippets:$(Metadata)/snippets.json  
 
 # Pandoc options