diff --git a/tools/docker/Dockerfile b/tools/docker/Dockerfile
index 80b719ab1..9d15704ac 100644
--- a/tools/docker/Dockerfile
+++ b/tools/docker/Dockerfile
@@ -5,7 +5,7 @@ RUN apt-get update && \
   apt-get install -y --no-install-recommends \
   build-essential doxygen git wget unzip python-serial python-pip \
   default-jdk ant srecord iputils-tracepath rlwrap \
-  mosquitto mosquitto-clients \
+  mosquitto mosquitto-clients gdb \
   && apt-get clean
 
 # Install ARM toolchain