diff --git a/package.json b/package.json
index 54c02a8b..7af52118 100644
--- a/package.json
+++ b/package.json
@@ -78,7 +78,7 @@
     "markdown-it-kbd": "^1.1.1",
     "markdown-it-multimd-table": "^2.0.1",
     "markdown-it-named-headers": "^0.0.4",
-    "markdown-it-plantuml": "^0.3.0",
+    "markdown-it-plantuml": "^1.1.0",
     "markdown-it-smartarrows": "^1.0.1",
     "md5": "^2.0.0",
     "mdurl": "^1.0.1",
diff --git a/yarn.lock b/yarn.lock
index d5bce1d1..99dd0d80 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5426,9 +5426,9 @@ markdown-it-named-headers@^0.0.4:
   dependencies:
     string "^3.0.1"
 
-markdown-it-plantuml@^0.3.0:
-  version "0.3.2"
-  resolved "https://registry.yarnpkg.com/markdown-it-plantuml/-/markdown-it-plantuml-0.3.2.tgz#f93a49bdfc8417b0df3c88700445f53487e57356"
+markdown-it-plantuml@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/markdown-it-plantuml/-/markdown-it-plantuml-1.1.0.tgz#9ab8bfa09a02d80845e16e60f87a488edb50fdde"
 
 markdown-it-smartarrows@^1.0.1:
   version "1.0.1"