diff --git a/roles/matrix-dendrite/defaults/main.yml b/roles/matrix-dendrite/defaults/main.yml
index ab472be5587..d6dd7910e21 100644
--- a/roles/matrix-dendrite/defaults/main.yml
+++ b/roles/matrix-dendrite/defaults/main.yml
@@ -5,7 +5,7 @@ matrix_dendrite_enabled: false
 
 matrix_dendrite_docker_image: "{{ matrix_dendrite_docker_image_name_prefix }}matrixdotorg/dendrite-monolith:{{ matrix_dendrite_docker_image_tag }}"
 matrix_dendrite_docker_image_name_prefix: "docker.io/"
-matrix_dendrite_docker_image_tag: "v0.3.8"
+matrix_dendrite_docker_image_tag: "v0.3.9"
 matrix_dendrite_docker_image_force_pull: "{{ matrix_dendrite_docker_image.endswith(':latest') }}"
 
 matrix_dendrite_base_path: "{{ matrix_base_data_path }}/dendrite"