diff --git a/dockerfile.amd64 b/dockerfile.amd64
index d34062c..5b2c5fc 100644
--- a/dockerfile.amd64
+++ b/dockerfile.amd64
@@ -7,7 +7,7 @@ RUN echo "**** install packages ****" && \
     apt-get autoclean && rm -rf /var/lib/apt/lists/* /var/tmp/* /tmp/*
 
 # Set version label
-ARG OBSIDIAN_VERSION=1.3.5
+ARG OBSIDIAN_VERSION=1.5.3
 
 # Download and install Obsidian
 RUN echo "**** download obsidian ****" && \