diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3b7a5c0ce..8ebf76612 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Changed
+- Update test rootfs to 0.16.0
+- Update outputs merkle height (for output unification v2)
 
 ### Added
 - Makefile target `create-generated-files-patch` to generate `add-generated-files.diff` patch
diff --git a/tests/Makefile b/tests/Makefile
index 537c0a11e..d72f32ae5 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -121,7 +121,7 @@ $(BUILDDIR)/%:
 $(CARTESI_IMAGES): | $(CARTESI_IMAGES_PATH)
 	@wget -nc -i dependencies -P $(CARTESI_IMAGES_PATH)
 	@shasum -ca 256 dependencies.sha256
-	@cd $(CARTESI_IMAGES_PATH) && ln -s rootfs-tools-v0.15.0.ext2 rootfs.ext2
+	@cd $(CARTESI_IMAGES_PATH) && ln -s rootfs-tools-v0.16.0.ext2 rootfs.ext2
 	@cd $(CARTESI_IMAGES_PATH) && ln -s linux-6.5.13-ctsi-1-v0.20.0.bin linux.bin
 
 images: | $(CARTESI_IMAGES)
diff --git a/tests/dependencies b/tests/dependencies
index ed059863e..7c547ed8a 100644
--- a/tests/dependencies
+++ b/tests/dependencies
@@ -1,2 +1,2 @@
-https://github.com/cartesi/machine-emulator-tools/releases/download/v0.15.0/rootfs-tools-v0.15.0.ext2
+https://github.com/cartesi/machine-emulator-tools/releases/download/v0.16.0/rootfs-tools-v0.16.0.ext2
 https://github.com/cartesi/image-kernel/releases/download/v0.20.0/linux-6.5.13-ctsi-1-v0.20.0.bin
diff --git a/tests/dependencies.sha256 b/tests/dependencies.sha256
index 510661e3f..6afcdf241 100644
--- a/tests/dependencies.sha256
+++ b/tests/dependencies.sha256
@@ -1,2 +1,2 @@
 65dd100ff6204346ac2f50f772721358b5c1451450ceb39a154542ee27b4c947  build/images/linux-6.5.13-ctsi-1-v0.20.0.bin
-dee8f9b739814f0076cd629f1de98fd71a4b5bc57a417678f80422dc9ef85550  build/images/rootfs-tools-v0.15.0.ext2
+9bb25541c3e42e329d83cca40066772ac3d51491300bb32100127e04e4e6c531  build/images/rootfs-tools-v0.16.0.ext2