diff --git a/docs/antora-playbook.yml b/docs/antora-playbook.yml
index f7d19a3..9fc79f0 100644
--- a/docs/antora-playbook.yml
+++ b/docs/antora-playbook.yml
@@ -54,7 +54,6 @@ asciidoc:
     idseparator: "-"
     page-pagination: ""
     kroki-server-url: https://kroki.io
-    kroki-fetch-diagram: true
     allow-uri-read: true
     sectnumlevels: 4
     toclevels: 3
diff --git a/docs/local-antora-playbook.yml b/docs/local-antora-playbook.yml
index fc4d3d2..b2e0d38 100644
--- a/docs/local-antora-playbook.yml
+++ b/docs/local-antora-playbook.yml
@@ -55,7 +55,6 @@ asciidoc:
     idseparator: "-"
     page-pagination: ""
     kroki-server-url: https://kroki.io
-    kroki-fetch-diagram: true
     allow-uri-read: true
     sectnumlevels: 4
     toclevels: 3
diff --git a/docs/modules/ROOT/pages/index.adoc b/docs/modules/ROOT/pages/index.adoc
index 42edab1..3911f5e 100644
--- a/docs/modules/ROOT/pages/index.adoc
+++ b/docs/modules/ROOT/pages/index.adoc
@@ -12,7 +12,7 @@ reqstool is an open-source toolchain for managing software requirements with ful
 
 == How it works
 
-[kroki,mermaid]
+[mermaid]
 ....
 graph LR
     A["Requirements (YAML)"] --> B["Annotations (@Requirements, @SVCs)"]