.gitignore       |  2 --
 doc/.gitignore   |  1 +
 doc/install.texi |  4 ++--
 doc/news.texi    |  9 +++++++++
 makedist.sh      | 58 ++++++++++-------------------------------------------
 module-name.do   |  2 --
 usage.go         |  2 +-

diff --git a/.gitignore b/.gitignore
index 92ea4e35f49ed203570bef50af2af8456b984db90d8c2112e5376c0c5a4cb00f..21ac9e786dd84d34524ee02ae005fcd51e3ad6b508e291d89a74a471a253ca1c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,4 @@
 /goredo
-/goredo.info
-/module-name
 /redo
 /redo-always
 /redo-cleanup
diff --git a/doc/.gitignore b/doc/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..7cfed757f4bbb1d5f65d416c787d8692eff26f6b835df5aed445609bf399ce8b
--- /dev/null
+++ b/doc/.gitignore
@@ -0,0 +1 @@
+/goredo.info
diff --git a/doc/install.texi b/doc/install.texi
index 28dda57e54b31b41ca1ab8f4e361633453af0b92f3faf7f1deb0eba41596d3bc..6d97285c94a2df558f58f69c66ba278f49ab0ca61e564a25d6de9dd629392739 100644
--- a/doc/install.texi
+++ b/doc/install.texi
@@ -13,8 +13,8 @@ $ [fetch|wget] http://www.goredo.cypherpunks.ru/download/goredo-@value{VERSION}.tar.zst
 $ [fetch|wget] http://www.goredo.cypherpunks.ru/download/goredo-@value{VERSION}.tar.zst.sig
 $ gpg --verify goredo-@value{VERSION}.tar.zst.sig goredo-@value{VERSION}.tar.zst
 $ zstd -d < goredo-@value{VERSION}.tar.zst | tar xf -
-$ cd goredo-@value{VERSION}
-$ GOPATH=`pwd` go build go.cypherpunks.ru/goredo
+$ cd goredo-@value{VERSION}/src
+$ go build -mod=vendor
 $ ./goredo -symlinks        # create redo-* commands symlinks
 $ export PATH=`pwd`:$PATH   # let your system know about goredo
 @end example
diff --git a/doc/news.texi b/doc/news.texi
index 51e7241a5ac8a1fe5babd914f9b115a304426d2e78488a898c6018307d76ada5..073c2802656d4492ad170fc8e016269828b356dc93fd2a21ace20f23a5758630 100644
--- a/doc/news.texi
+++ b/doc/news.texi
@@ -1,6 +1,15 @@
 @node News
 @unnumbered News
 
+@anchor{Release 0.12.1}
+@section Release 0.12.1
+@itemize
+@item
+    Tarball uses @file{vendor} directory without @env{GOPATH}
+    overriding. @command{goredo} and its dependencies anyway uses Go
+    1.12+ versions, that have @file{vendor}-ing support.
+@end itemize
+
 @anchor{Release 0.12.0}
 @section Release 0.12.0
 @itemize
diff --git a/makedist.sh b/makedist.sh
index 51fc82d6f73f7480f048ea9dfc21179d666c290ef4bf4d20183443e4f84abfa7..b487bf312c2ac5635f79af564f783af60217db442769aa0fec5c2e298e781d54 100755
--- a/makedist.sh
+++ b/makedist.sh
@@ -9,8 +9,7 @@ git clone . $tmp/goredo-$release
 cd $tmp/goredo-$release
 git checkout v$release
 
-redo-ifchange module-name VERSION
-mod_name=`cat module-name`
+redo-ifchange VERSION
 
 ########################################################################
 cd doc
@@ -65,54 +64,19 @@ cd ..
 
 ########################################################################
 
-mkdir -p src/$mod_name
-mv *.go go.* src/$mod_name
-
-mods="
-go.cypherpunks.ru/recfile
-go.cypherpunks.ru/tai64n
-golang.org/x/sys
-golang.org/x/term
-lukechampine.com/blake3
-"
-
-for mod in $mods; do
-    mod_path=$(sed -n "s# // indirect## ; s#^	\($mod\) \(.*\)\$#\1@\2#p" src/$mod_name/go.mod)
-    [ -n "$mod_path" ]
-    mkdir -p src/$mod
-    ( cd $GOPATH/pkg/mod/$mod_path ; tar cf - --exclude ".git*" * ) | tar xfC - src/$mod
-    chmod -R +w src/$mod
-done
-
-for mod in github.com/klauspost/cpuid; do
-    mod_path=$(sed -n "s#^\($mod\) \(.*\) h1:.*\$#\1@\2#p" src/$mod_name/go.sum | sed /go.mod/d | sort -n -r | sed -n 1p)
-    [ -n "$mod_path" ]
-    mkdir -p src/$mod
-    ( cd $GOPATH/pkg/mod/$mod_path ; tar cf - --exclude ".git*" * ) | tar xfC - src/$mod
-    chmod -R +w src/$mod
-done
-
-cat > $tmp/includes <<EOF
-golang.org/x/sys/AUTHORS
-golang.org/x/sys/CONTRIBUTORS
-golang.org/x/sys/go.mod
-golang.org/x/sys/internal/unsafeheader
-golang.org/x/sys/LICENSE
-golang.org/x/sys/PATENTS
-golang.org/x/sys/README.md
-golang.org/x/sys/unix
-golang.org/x/term
-EOF
-tar cfCI - src $tmp/includes | tar xfC - $tmp
-rm -fr src/golang.org $tmp/includes
-mv $tmp/golang.org src
-
-rm -r src/golang.org/x/sys/unix/linux
-rm -r src/github.com/klauspost/cpuid/private src/github.com/klauspost/cpuid/testdata
+mkdir -p src
+mv *.go go.* src
+cd src
+go mod vendor
+modvendor -v -copy="**/*_test.go **/private-gen.go **/main.go **/vectors.json **/gen.go"
+rm -rf vendor/golang.org/x/sys/plan9 vendor/golang.org/x/sys/windows
+find vendor/golang.org/x/sys -name "*_test.go" -delete
+find . \( -name .gitignore -o -name .travis.yml \) -delete
+cd ..
 
 ########################################################################
 
-rm -rf *.texi .redo .git .gitignore doc makedist.sh module-name* VERSION.do
+rm -rf *.texi .redo .git .gitignore doc makedist.sh VERSION.do
 find . -type d -exec chmod 755 {} \;
 find . -type f -exec chmod 644 {} \;
 
diff --git a/module-name.do b/module-name.do
deleted file mode 100644
index 7dc38a7139221ff5716b1c8f70c21c5cfb8e0e83077595947d5c1be0ba17642a..0000000000000000000000000000000000000000
--- a/module-name.do
+++ /dev/null
@@ -1,2 +0,0 @@
-redo-ifchange go.mod
-sed -n 's/^module //p' < go.mod
diff --git a/usage.go b/usage.go
index a0153108a594aa03781785ab89dfa237783138dfb1c244e4304e09af3f67b1cd..ed7908e91a57344154b7d8048fedf0455887675bc7b4e31bab2c71c1e7d032da 100644
--- a/usage.go
+++ b/usage.go
@@ -26,7 +26,7 @@ 	"strings"
 )
 
 const (
-	Version  = "0.12.0"
+	Version  = "0.12.1"
 	Warranty = `This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, version 3 of the License.