diff --git a/.github/workflows/qemu.yml b/.github/workflows/qemu.yml
index 1b16f7e..ed96046 100644
--- a/.github/workflows/qemu.yml
+++ b/.github/workflows/qemu.yml
@@ -40,6 +40,7 @@ jobs:
                              make \
                              mtools \
                              parted \
+                             pigz \
                              pwgen \
                              python2-dev \
                              python3-dev \
diff --git a/Dockerfile b/Dockerfile
index a00e03a..ea541f0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -16,6 +16,7 @@ RUN apt-get update && \
                     git \
                     bc \
                     bzip2 \
+                    pigz \
                     bison \
                     flex \
                     python2-dev \
diff --git a/scripts/build-boot b/scripts/build-boot
index 53a970a..bdfa23c 100755
--- a/scripts/build-boot
+++ b/scripts/build-boot
@@ -35,5 +35,5 @@ qemu*)
 esac
 
 truncate -s 32M tmp.img
-gzip tmp.img
+pigz tmp.img
 cp tmp.img.gz "${ARTIFACTS_DIR:-/artifacts}/boot-${BOARD_ID}.bin.gz"
diff --git a/scripts/build-debian b/scripts/build-debian
index 3902e0e..e833beb 100755
--- a/scripts/build-debian
+++ b/scripts/build-debian
@@ -141,6 +141,6 @@ cp files.txt "${ARTIFACTS_DIR:-/artifacts}/${OS}-${DIST}-${ARCH}-${PASSWORD}.bin
 rm -f ext4.img
 fallocate -l 1874MiB ext4.img
 mkfs.ext4 -d debian ext4.img
-gzip ext4.img
+pigz ext4.img
 
 cp -v ext4.img.gz "${ARTIFACTS_DIR:-/artifacts}/${OS}-${DIST}-${ARCH}-${PASSWORD}.bin.gz"