diff --git a/.changeset/afraid-cooks-relate.md b/.changeset/afraid-cooks-relate.md
new file mode 100644
index 00000000..a8096d7c
--- /dev/null
+++ b/.changeset/afraid-cooks-relate.md
@@ -0,0 +1,5 @@
+---
+"@cartesi/sdk": patch
+---
+
+bump nitro to v0.8.1
diff --git a/.changeset/fresh-doodles-run.md b/.changeset/fresh-doodles-run.md
new file mode 100644
index 00000000..a72b8a56
--- /dev/null
+++ b/.changeset/fresh-doodles-run.md
@@ -0,0 +1,5 @@
+---
+"@cartesi/sdk": patch
+---
+
+add cartesi-rollups-prt to nitro init scripts
diff --git a/packages/sdk/docker-bake.hcl b/packages/sdk/docker-bake.hcl
index d651553c..04eda27c 100644
--- a/packages/sdk/docker-bake.hcl
+++ b/packages/sdk/docker-bake.hcl
@@ -17,7 +17,7 @@ target "default" {
     CARTESI_PAYMASTER_VERSION         = "0.2.0"
     CARTESI_ROLLUPS_NODE_VERSION      = "2.0.0-alpha.12"
     FOUNDRY_VERSION                   = "1.4.3"
-    NITRO_VERSION                     = "8c376d4a5baa7f32999620f9fe3eb51ca8e0dcbc" # v0.5
+    NITRO_VERSION                     = "c937fa4fd202074dd250086ebd92de6884968b84" # v0.8.1
     NODE_VERSION                      = "24.14.0"
     NVM_VERSION                       = "977563e97ddc66facf3a8e31c6cff01d236f09bd" # 0.40.3
     POSTGRES_BASE_IMAGE               = "docker.io/library/postgres:17-trixie@sha256:2203e6282d9e7de7c24d7da234e2a744fb325df366a3fd8ed940e8abbee39527"
diff --git a/packages/sdk/skel/etc/nitro/cartesi-rollups-prt/run b/packages/sdk/skel/etc/nitro/cartesi-rollups-prt/run
new file mode 100644
index 00000000..15a8a758
--- /dev/null
+++ b/packages/sdk/skel/etc/nitro/cartesi-rollups-prt/run
@@ -0,0 +1,2 @@
+#!/usr/bin/env sh
+exec cartesi-rollups-prt