diff --git a/doc/Makefile.am b/doc/Makefile.am
index 19561c031d..79c0a493a5 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -140,7 +140,7 @@ EXTRA_DIST = frr-sphinx.mk \
 	manpages/index.rst \
 	manpages/isisd.rst \
 	manpages/ldpd.rst \
-	manpages/Makefile \
+	manpages/Makefile.am \
 	manpages/mtracebis.rst \
 	manpages/nhrpd.rst \
 	manpages/ospf6d.rst \
@@ -182,7 +182,7 @@ EXTRA_DIST = frr-sphinx.mk \
 	developer/index.rst \
 	developer/ldpd-basic-test-setup.md \
 	developer/library.rst \
-	developer/Makefile \
+	developer/Makefile.in \
 	developer/memtypes.rst \
 	developer/modules.rst \
 	developer/next-hop-tracking.rst \
@@ -205,7 +205,7 @@ EXTRA_DIST = frr-sphinx.mk \
 	user/ipv6.rst \
 	user/isisd.rst \
 	user/kernel.rst \
-	user/Makefile \
+	user/Makefile.am \
 	user/nhrpd.rst \
 	user/ospf6d.rst \
 	user/ospfd.rst \
diff --git a/doc/developer/.gitignore b/doc/developer/.gitignore
index 2e7d8573f1..81c60dc0a3 100644
--- a/doc/developer/.gitignore
+++ b/doc/developer/.gitignore
@@ -1,3 +1,2 @@
 /_templates
 /_build
-!/Makefile.in
diff --git a/doc/developer/Makefile.in b/doc/developer/Makefile.am
similarity index 100%
rename from doc/developer/Makefile.in
rename to doc/developer/Makefile.am
diff --git a/doc/manpages/.gitignore b/doc/manpages/.gitignore
index 2e7d8573f1..81c60dc0a3 100644
--- a/doc/manpages/.gitignore
+++ b/doc/manpages/.gitignore
@@ -1,3 +1,2 @@
 /_templates
 /_build
-!/Makefile.in
diff --git a/doc/manpages/Makefile.in b/doc/manpages/Makefile.am
similarity index 78%
rename from doc/manpages/Makefile.in
rename to doc/manpages/Makefile.am
index f28746cee6..009c723823 100644
--- a/doc/manpages/Makefile.in
+++ b/doc/manpages/Makefile.am
@@ -34,11 +34,6 @@ include @srcdir@/../frr-sphinx.mk
 # tags
 # ctags
 
-# ignore these targets
-EMPTY_AUTOMAKE_TARGETS = dvi pdf ps tags ctags distdir installdirs check installcheck install-dvi install-ps install-html install-pdf install-info install-exec
-.PHONY: $(EMPTY_AUTOMAKE_TARGETS)
-$(EMPTY_AUTOMAKE_TARGETS):
-
 # These targets are automatically generated by Sphinx but conflict with
 # implicitly defined Automake rules, so we manually override them to nothing.
 # The other option is deleting the Sphinx-generated rules, which suppresses the
@@ -51,5 +46,3 @@ all: man
 install-data: man
 
 install: install-data
-
-mostlyclean distclean maintainer-clean: clean
diff --git a/doc/user/.gitignore b/doc/user/.gitignore
index 2e7d8573f1..81c60dc0a3 100644
--- a/doc/user/.gitignore
+++ b/doc/user/.gitignore
@@ -1,3 +1,2 @@
 /_templates
 /_build
-!/Makefile.in
diff --git a/doc/user/Makefile.in b/doc/user/Makefile.am
similarity index 82%
rename from doc/user/Makefile.in
rename to doc/user/Makefile.am
index 77c6abf917..64af2ff145 100644
--- a/doc/user/Makefile.in
+++ b/doc/user/Makefile.am
@@ -34,11 +34,6 @@ include @srcdir@/../frr-sphinx.mk
 # tags
 # ctags
 
-# ignore these targets
-EMPTY_AUTOMAKE_TARGETS = dvi ps tags ctags distdir install-exec install-dvi install-ps installdirs check installcheck install-html install-pdf install-data install
-.PHONY: $(EMPTY_AUTOMAKE_TARGETS)
-$(EMPTY_AUTOMAKE_TARGETS):
-
 # When building 'all', the logic is that we want to make docs that are easily
 # readable by the person that just built them. Technically the reST source is
 # readable in its own right, but we'll also build info and html because those
@@ -58,5 +53,3 @@ install-info: info
 install-data: install-info
 
 install: install-data
-
-mostlyclean distclean maintainer-clean: clean