diff --git a/.changeset/happy-keys-allow.md b/.changeset/happy-keys-allow.md
new file mode 100644
index 00000000..e1d73d3e
--- /dev/null
+++ b/.changeset/happy-keys-allow.md
@@ -0,0 +1,5 @@
+---
+"@cartesi/sdk": patch
+---
+
+bump xgenext2fs to 1.5.6
diff --git a/packages/sdk/Dockerfile b/packages/sdk/Dockerfile
index 89c9f512..9811f3c3 100644
--- a/packages/sdk/Dockerfile
+++ b/packages/sdk/Dockerfile
@@ -5,6 +5,7 @@ ARG SERVER_MANAGER_ORG
 ARG SERVER_MANAGER_VERSION
 ARG CARTESI_IMAGE_KERNEL_VERSION
 ARG LINUX_KERNEL_VERSION
+ARG XGENEXT2_VERSION
 
 FROM ${BASE_IMAGE} as builder
 
@@ -58,6 +59,7 @@ ARG SERVER_MANAGER_ORG
 ARG SERVER_MANAGER_VERSION
 ARG CARTESI_IMAGE_KERNEL_VERSION
 ARG LINUX_KERNEL_VERSION
+ARG XGENEXT2_VERSION
 
 USER root
 ARG DEBIAN_FRONTEND=noninteractive
@@ -80,7 +82,6 @@ update-locale LANG=en_US.UTF-8
 EOF
 
 # Install dpkg release of xgenext2fs
-ARG XGENEXT2_VERSION=1.5.5
 RUN <<EOF
 ARCH=$(dpkg --print-architecture)
 curl -sSL https://github.com/cartesi/genext2fs/releases/download/v${XGENEXT2_VERSION}/xgenext2fs_${ARCH}.deb \
diff --git a/packages/sdk/docker-bake.hcl b/packages/sdk/docker-bake.hcl
index 49ad844e..71c3245a 100644
--- a/packages/sdk/docker-bake.hcl
+++ b/packages/sdk/docker-bake.hcl
@@ -11,5 +11,6 @@ target "default" {
     CARTESI_IMAGE_KERNEL_VERSION  = "0.19.1"
     DEVNET_VERSION                = "1.6.0"
     LINUX_KERNEL_VERSION          = "6.5.9-ctsi-1-v0.19.1"
+    XGENEXT2_VERSION              = "1.5.6"
   }
 }