diff --git a/pkg/sentry/socket/netfilter/dnat.go b/pkg/sentry/socket/netfilter/dnat.go
index ecbc9a6cf..75143f040 100644
--- a/pkg/sentry/socket/netfilter/dnat.go
+++ b/pkg/sentry/socket/netfilter/dnat.go
@@ -104,8 +104,6 @@ func (*dnatTargetMakerV4) unmarshal(buf []byte, filter stack.IPHeaderFilter) (ta
 		return nil, syserr.ErrInvalidArgument
 	}
 
-	// TODO(gvisor.dev/issue/5772): If the rule doesn't specify the source port,
-	// choose one automatically.
 	if nfRange.RangeIPV4.MinPort == 0 {
 		nflog("dnatTargetMakerV4: dnat target needs to specify a non-zero port")
 		return nil, syserr.ErrInvalidArgument
diff --git a/pkg/sentry/socket/netfilter/snat.go b/pkg/sentry/socket/netfilter/snat.go
index d3e9a9c32..7f7a0e37e 100644
--- a/pkg/sentry/socket/netfilter/snat.go
+++ b/pkg/sentry/socket/netfilter/snat.go
@@ -104,8 +104,6 @@ func (*snatTargetMakerV4) unmarshal(buf []byte, filter stack.IPHeaderFilter) (ta
 		return nil, syserr.ErrInvalidArgument
 	}
 
-	// TODO(gvisor.dev/issue/5772): If the rule doesn't specify the source port,
-	// choose one automatically.
 	if nfRange.RangeIPV4.MinPort == 0 {
 		nflog("snatTargetMakerV4: snat target needs to specify a non-zero port")
 		return nil, syserr.ErrInvalidArgument