diff --git a/go.mod b/go.mod
index ec83933394..7a568273f3 100644
--- a/go.mod
+++ b/go.mod
@@ -9,7 +9,7 @@ require (
 	github.com/docker/go-units v0.4.0
 	github.com/hashicorp/go-multierror v1.1.0
 	github.com/klauspost/compress v1.10.11
-	github.com/klauspost/pgzip v1.2.4
+	github.com/klauspost/pgzip v1.2.5
 	github.com/mattn/go-shellwords v1.0.10
 	github.com/mistifyio/go-zfs v2.1.1+incompatible
 	github.com/moby/sys/mountinfo v0.1.3
diff --git a/go.sum b/go.sum
index 04d48eb4f9..dba69025f9 100644
--- a/go.sum
+++ b/go.sum
@@ -64,8 +64,8 @@ github.com/kisielk/errcheck v1.2.0/go.mod h1:/BMXB+zMLi60iA8Vv6Ksmxu/1UDYcXs4uQL
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
 github.com/klauspost/compress v1.10.11 h1:K9z59aO18Aywg2b/WSgBaUX99mHy2BES18Cr5lBKZHk=
 github.com/klauspost/compress v1.10.11/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs=
-github.com/klauspost/pgzip v1.2.4 h1:TQ7CNpYKovDOmqzRHKxJh0BeaBI7UdQZYc6p7pMQh1A=
-github.com/klauspost/pgzip v1.2.4/go.mod h1:Ch1tH69qFZu15pkjo5kYi6mth2Zzwzt50oCQKQE9RUs=
+github.com/klauspost/pgzip v1.2.5 h1:qnWYvvKqedOF2ulHpMG72XQol4ILEJ8k2wwRl/Km8oE=
+github.com/klauspost/pgzip v1.2.5/go.mod h1:Ch1tH69qFZu15pkjo5kYi6mth2Zzwzt50oCQKQE9RUs=
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/konsorten/go-windows-terminal-sequences v1.0.3 h1:CE8S1cTafDpPvMhIxNJKvHsGVBgn1xWYf1NbHQhywc8=
 github.com/konsorten/go-windows-terminal-sequences v1.0.3/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
diff --git a/vendor/github.com/klauspost/pgzip/.travis.yml b/vendor/github.com/klauspost/pgzip/.travis.yml
index 6e9fca0bac..acfec4bb09 100644
--- a/vendor/github.com/klauspost/pgzip/.travis.yml
+++ b/vendor/github.com/klauspost/pgzip/.travis.yml
@@ -1,19 +1,22 @@
 language: go
 
-sudo: false
-
 os:
   - linux
   - osx
 
 go:
-  - 1.9.x
-  - 1.10.x
+  - 1.13.x
+  - 1.14.x
+  - 1.15.x
   - master
 
-script: 
- - go test -v -cpu=1,2,4 .
- - go test -v -cpu=2 -race -short .
+env:
+  - GO111MODULE=off
+
+script:
+  - diff <(gofmt -d .) <(printf "")
+  - go test -v -cpu=1,2,4 .
+  - go test -v -cpu=2 -race -short .
 
 matrix:
   allow_failures:
diff --git a/vendor/github.com/klauspost/pgzip/gunzip.go b/vendor/github.com/klauspost/pgzip/gunzip.go
index 93efec7148..d1ae730b25 100644
--- a/vendor/github.com/klauspost/pgzip/gunzip.go
+++ b/vendor/github.com/klauspost/pgzip/gunzip.go
@@ -331,6 +331,16 @@ func (z *Reader) killReadAhead() error {
 		// Wait for decompressor to be closed and return error, if any.
 		e, ok := <-z.closeErr
 		z.activeRA = false
+
+		for blk := range z.readAhead {
+			if blk.b != nil {
+				z.blockPool <- blk.b
+			}
+		}
+		if cap(z.current) > 0 {
+			z.blockPool <- z.current
+			z.current = nil
+		}
 		if !ok {
 			// Channel is closed, so if there was any error it has already been returned.
 			return nil
@@ -418,6 +428,7 @@ func (z *Reader) doReadAhead() {
 			case z.readAhead <- read{b: buf, err: err}:
 			case <-closeReader:
 				// Sent on close, we don't care about the next results
+				z.blockPool <- buf
 				return
 			}
 			if err != nil {
diff --git a/vendor/modules.txt b/vendor/modules.txt
index c814b2b278..2e1e6b273c 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -60,7 +60,7 @@ github.com/klauspost/compress/huff0
 github.com/klauspost/compress/snappy
 github.com/klauspost/compress/zstd
 github.com/klauspost/compress/zstd/internal/xxhash
-# github.com/klauspost/pgzip v1.2.4
+# github.com/klauspost/pgzip v1.2.5
 ## explicit
 github.com/klauspost/pgzip
 # github.com/konsorten/go-windows-terminal-sequences v1.0.3