diff --git a/docs/configuring-playbook-mxisd.md b/docs/configuring-playbook-mxisd.md
index 3b0d5700..2f5806bb 100644
--- a/docs/configuring-playbook-mxisd.md
+++ b/docs/configuring-playbook-mxisd.md
@@ -54,3 +54,11 @@ To learn more about how to do this, refer to the information about `matrix_mxisd
 ## Troubleshooting
 
 If email address validation emails sent by mxisd are not reaching you, you should look into [Adjusting email-sending settings](configuring-playbook-email.md).
+
+If you'd like additional logging information, temporarily enable verbose logging for mxisd.
+
+Example configuration (`inventory/host_vars/matrix.DOMAIN/vars.yml`):
+
+```yaml
+matrix_mxisd_verbose_logging: true
+```
\ No newline at end of file
diff --git a/docs/maintenance-and-troubleshooting.md b/docs/maintenance-and-troubleshooting.md
index 18bfdd83..5dd1ee3f 100644
--- a/docs/maintenance-and-troubleshooting.md
+++ b/docs/maintenance-and-troubleshooting.md
@@ -37,3 +37,7 @@ Re-run the playbook after making these configuration changes.
 ## Postgres
 
 See the dedicated [PostgreSQL Maintenance](maintenance-postgres.md) documentation page.
+
+## Mxisd
+
+See the dedicated [Adjusting mxisd Identity Server configuration](configuring-playbook-mxisd.md) documentation page.
\ No newline at end of file
diff --git a/roles/matrix-mxisd/defaults/main.yml b/roles/matrix-mxisd/defaults/main.yml
index 40eab830..286839da 100644
--- a/roles/matrix-mxisd/defaults/main.yml
+++ b/roles/matrix-mxisd/defaults/main.yml
@@ -68,6 +68,11 @@ matrix_mxisd_threepid_medium_email_custom_matrixid_template: ""
 # Controls whether the self-check feature should validate SSL certificates.
 matrix_mxisd_self_check_validate_certificates: true
 
+# Controls mxisd logging verbosity for troubleshooting.
+#
+# According to: https://github.com/kamax-matrix/mxisd/blob/master/docs/troubleshooting.md#increase-verbosity
+matrix_mxisd_verbose_logging: false
+
 # Default mxisd configuration template which covers the generic use case.
 # You can customize it by controlling the various variables inside it.
 #
diff --git a/roles/matrix-mxisd/templates/systemd/matrix-mxisd.service.j2 b/roles/matrix-mxisd/templates/systemd/matrix-mxisd.service.j2
index 09ebb05d..d60740f5 100644
--- a/roles/matrix-mxisd/templates/systemd/matrix-mxisd.service.j2
+++ b/roles/matrix-mxisd/templates/systemd/matrix-mxisd.service.j2
@@ -26,6 +26,9 @@ ExecStart=/usr/bin/docker run --rm --name matrix-mxisd \
 			{% if matrix_mxisd_container_http_host_bind_port %}
 			-p {{ matrix_mxisd_container_http_host_bind_port }}:8090 \
 			{% endif %}
+			{% if matrix_mxisd_verbose_logging %}
+			-e MXISD_LOG_LEVEL=debug \
+			{% endif %}
 			-v {{ matrix_mxisd_config_path }}:/etc/mxisd:ro \
 			-v {{ matrix_mxisd_data_path }}:/var/mxisd:rw \
 			{% for arg in matrix_mxisd_container_extra_arguments %}