diff --git a/README b/README
index c49a03b..b479c23 100644
--- a/README
+++ b/README
@@ -24,7 +24,7 @@ This repository is responsible for building OS images consumed by capsul.org
 == MAKE GUIX SYSTEM IMAGE
 
     cd guixsystem
-    ./build 1.3.0
+    ./build 1.4.0
 
 
 == MAKE ARCH IMAGE
diff --git a/guixsystem/1.3.0/capsul-init b/guixsystem/1.4.0/capsul-init
similarity index 100%
rename from guixsystem/1.3.0/capsul-init
rename to guixsystem/1.4.0/capsul-init
diff --git a/guixsystem/1.3.0/config-1.scm b/guixsystem/1.4.0/config-1.scm
similarity index 100%
rename from guixsystem/1.3.0/config-1.scm
rename to guixsystem/1.4.0/config-1.scm
diff --git a/guixsystem/1.3.0/config-2.scm b/guixsystem/1.4.0/config-2.scm
similarity index 100%
rename from guixsystem/1.3.0/config-2.scm
rename to guixsystem/1.4.0/config-2.scm
diff --git a/guixsystem/1.3.0/packer.json b/guixsystem/1.4.0/packer.json
similarity index 92%
rename from guixsystem/1.3.0/packer.json
rename to guixsystem/1.4.0/packer.json
index c38b047..2d6466b 100644
--- a/guixsystem/1.3.0/packer.json
+++ b/guixsystem/1.4.0/packer.json
@@ -1,8 +1,8 @@
 {
   "variables": {
-    "iso_url": "https://ftp.gnu.org/gnu/guix/guix-system-install-1.3.0.x86_64-linux.iso",
-    "iso_checksum": "f2b30458fa1736eeee3b82f34aab1d72f3964bef0477329bb75281d2b7bb6d4b",
-    "qcow2_image": "guixsystem-1.3.0-x86_64"
+    "iso_url": "https://ftp.gnu.org/gnu/guix/guix-system-install-1.4.0.x86_64-linux.iso",
+    "iso_checksum": "087a97dba2319477185471a28812949cc165e60e58863403e4a606c1baa05f81",
+    "qcow2_image": "guixsystem-1.4.0-x86_64"
   },
   "provisioners": [
     {
diff --git a/guixsystem/1.3.0/post-install.sh b/guixsystem/1.4.0/post-install.sh
similarity index 100%
rename from guixsystem/1.3.0/post-install.sh
rename to guixsystem/1.4.0/post-install.sh