diff --git a/CHANGELOG.md b/CHANGELOG.md
index 29364ab..c329d09 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 
 ## [Unreleased]
 
+### Added
+
+- OpenOCD into vanilla Zephyr Dev Dockerfile.
+
 ## [1.0.1] - 2024-07-09
 
 ### Fixed
@@ -20,4 +24,5 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 
 [unreleased]: https://github.com/IRNAS/irnas-docker-software/compare/v1.0.1...HEAD
 [1.0.1]: https://github.com/IRNAS/irnas-docker-software/compare/v1.0.0...v1.0.1
-[1.0.0]: https://github.com/IRNAS/irnas-docker-software/compare/b08044e0137bcbbf5f060545de6b2d2a9f1ee8d8...v1.0.0
+[1.0.0]:
+  https://github.com/IRNAS/irnas-docker-software/compare/b08044e0137bcbbf5f060545de6b2d2a9f1ee8d8...v1.0.0
diff --git a/vanilla-zephyr/Dockerfile.dev b/vanilla-zephyr/Dockerfile.dev
index c0ecc53..dd6801e 100644
--- a/vanilla-zephyr/Dockerfile.dev
+++ b/vanilla-zephyr/Dockerfile.dev
@@ -4,6 +4,13 @@ FROM ${BASE_IMAGE}
 ARG UID=1000
 ARG GID=1000
 
+RUN apt-get -y update && \
+    apt-get install --no-install-recommends -y \
+	openocd && \
+    apt-get clean -y && \
+	apt-get autoremove --purge -y && \
+	rm -rf /var/lib/apt/lists/*
+
 # Create 'user' account
 RUN useradd -l -m -s /bin/bash -u $UID user