diff --git a/cmd/tailscale/depaware.txt b/cmd/tailscale/depaware.txt
index 6542d9e79..ac5294100 100644
--- a/cmd/tailscale/depaware.txt
+++ b/cmd/tailscale/depaware.txt
@@ -31,7 +31,9 @@ tailscale.com/cmd/tailscale dependencies: (generated by github.com/tailscale/dep
         github.com/tailscale/wireguard-go/wgcfg                      from github.com/tailscale/wireguard-go/conn+
         github.com/tcnksm/go-httpstat                                from tailscale.com/net/netcheck
         github.com/toqueteos/webbrowser                              from tailscale.com/cmd/tailscale/cli
+     💣 go4.org/intern                                               from inet.af/netaddr
      💣 go4.org/mem                                                  from tailscale.com/control/controlclient+
+        go4.org/unsafe/assume-no-moving-gc                           from go4.org/intern
    W 💣 golang.zx2c4.com/wireguard/windows/tunnel/winipcfg           from tailscale.com/net/interfaces+
         inet.af/netaddr                                              from tailscale.com/cmd/tailscale/cli+
         rsc.io/goversion/version                                     from tailscale.com/version
diff --git a/cmd/tailscaled/depaware.txt b/cmd/tailscaled/depaware.txt
index f3e2ba50b..c323493b7 100644
--- a/cmd/tailscaled/depaware.txt
+++ b/cmd/tailscaled/depaware.txt
@@ -33,7 +33,9 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
    W 💣 github.com/tailscale/wireguard-go/tun/wintun                 from github.com/tailscale/wireguard-go/tun
         github.com/tailscale/wireguard-go/wgcfg                      from github.com/tailscale/wireguard-go/conn+
         github.com/tcnksm/go-httpstat                                from tailscale.com/net/netcheck
+     💣 go4.org/intern                                               from inet.af/netaddr
      💣 go4.org/mem                                                  from tailscale.com/control/controlclient+
+        go4.org/unsafe/assume-no-moving-gc                           from go4.org/intern
    W 💣 golang.zx2c4.com/wireguard/windows/tunnel/winipcfg           from tailscale.com/net/interfaces+
         inet.af/netaddr                                              from tailscale.com/control/controlclient+
         rsc.io/goversion/version                                     from tailscale.com/version
diff --git a/go.mod b/go.mod
index 227151fa1..c9d125f8b 100644
--- a/go.mod
+++ b/go.mod
@@ -38,6 +38,6 @@ require (
 	golang.org/x/tools v0.0.0-20201211185031-d93e913c1a58
 	golang.zx2c4.com/wireguard/windows v0.1.2-0.20201113162609-9b85be97fdf8
 	honnef.co/go/tools v0.1.0
-	inet.af/netaddr v0.0.0-20201218162718-658fec415e52
+	inet.af/netaddr v0.0.0-20201222221711-c9bc69c385b2
 	rsc.io/goversion v1.2.0
 )
diff --git a/go.sum b/go.sum
index dd26fb49a..0ce2bc1b8 100644
--- a/go.sum
+++ b/go.sum
@@ -109,8 +109,12 @@ github.com/xi2/xz v0.0.0-20171230120015-48954b6210f8 h1:nIPpBwaJSVYIxUFsDv3M8ofm
 github.com/xi2/xz v0.0.0-20171230120015-48954b6210f8/go.mod h1:HUYIGzjTL3rfEspMxjDjgmT5uz5wzYJKVo23qUhYTos=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
+go4.org/intern v0.0.0-20201222181806-763bd24e33ab h1:0V+gA+DKQSvINBzmFW6tc0Tz8/U7w3ZmhWP7Q+3wjhg=
+go4.org/intern v0.0.0-20201222181806-763bd24e33ab/go.mod h1:vLqJ+12kCw61iCWsPto0EOHhBS+o4rO5VIucbc9g2Cc=
 go4.org/mem v0.0.0-20201119185036-c04c5a6ff174 h1:vSug/WNOi2+4jrKdivxayTN/zd8EA1UrStjpWvvo1jk=
 go4.org/mem v0.0.0-20201119185036-c04c5a6ff174/go.mod h1:reUoABIJ9ikfM5sgtSF3Wushcza7+WeD01VB9Lirh3g=
+go4.org/unsafe/assume-no-moving-gc v0.0.0-20201222175341-b30ae309168e h1:ExUmGi0ZsQmiVo9giDQqXkr7vreeXPMkOGIusfsfbzI=
+go4.org/unsafe/assume-no-moving-gc v0.0.0-20201222175341-b30ae309168e/go.mod h1:FftLjUGFEDu5k8lt0ddY+HcrH/qU/0qk+H8j9/nTl3E=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20191002192127-34f69633bfdc/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
@@ -208,5 +212,7 @@ honnef.co/go/tools v0.1.0 h1:AWNL1W1i7f0wNZ8VwOKNJ0sliKvOF/adn0EHenfUh+c=
 honnef.co/go/tools v0.1.0/go.mod h1:XtegFAyX/PfluP4921rXU5IkjkqBCDnUq4W8VCIoKvM=
 inet.af/netaddr v0.0.0-20201218162718-658fec415e52 h1:M3x8SO1eBn5526cVLtdQHVbQVzNcq6/zq2RDGCSuULc=
 inet.af/netaddr v0.0.0-20201218162718-658fec415e52/go.mod h1:qqYzz/2whtrbWJvt+DNWQyvekNN4ePQZcg2xc2/Yjww=
+inet.af/netaddr v0.0.0-20201222221711-c9bc69c385b2 h1:BS647ZMTpjIVt5mX2GUEq5NQTSv511tQZTeTmXQLRa0=
+inet.af/netaddr v0.0.0-20201222221711-c9bc69c385b2/go.mod h1:UIsIj3CkLdrPSbDjO+yQO1TFLO2VUS0qNSqAw+aqQDE=
 rsc.io/goversion v1.2.0 h1:SPn+NLTiAG7w30IRK/DKp1BjvpWabYgxlLp/+kx5J8w=
 rsc.io/goversion v1.2.0/go.mod h1:Eih9y/uIBS3ulggl7KNJ09xGSLcuNaLgmvvqa07sgfo=
diff --git a/net/packet/packet_test.go b/net/packet/packet_test.go
index 32685323c..b92c26678 100644
--- a/net/packet/packet_test.go
+++ b/net/packet/packet_test.go
@@ -57,7 +57,7 @@ func TestIP6String(t *testing.T) {
 	if got != str {
 		t.Errorf("got %q; want %q", got, str)
 	}
-	if allocs != 2 {
+	if allocs != 1 {
 		t.Errorf("allocs = %v; want 1", allocs)
 	}
 }