diff --git a/quartz/plugins/transformers/ofm.ts b/quartz/plugins/transformers/ofm.ts
index 7a523aa..b56ba0f 100644
--- a/quartz/plugins/transformers/ofm.ts
+++ b/quartz/plugins/transformers/ofm.ts
@@ -524,11 +524,11 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<Partial<Options>>
         plugins.push(() => {
           return (tree: Root, file) => {
             visit(tree, "code", (node: Code) => {
-              if (node.lang === "mermaid") {
+              if (node.lang === "mehrmaid") {
                 file.data.hasMermaidDiagram = true
                 node.data = {
                   hProperties: {
-                    className: ["mermaid"],
+                    className: ["mehrmaid"],
                     "data-clipboard": JSON.stringify(node.value),
                   },
                 }
@@ -680,7 +680,7 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<Partial<Options>>
             visit(tree, "element", (node: Element, _idx, parent) => {
               if (
                 node.tagName === "code" &&
-                ((node.properties?.className ?? []) as string[])?.includes("mermaid")
+                ((node.properties?.className ?? []) as string[])?.includes("mehrmaid")
               ) {
                 parent!.children = [
                   {
@@ -719,17 +719,17 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<Partial<Options>>
                   {
                     type: "element",
                     tagName: "div",
-                    properties: { id: "mermaid-container", role: "dialog" },
+                    properties: { id: "mehrmaid-container", role: "dialog" },
                     children: [
                       {
                         type: "element",
                         tagName: "div",
-                        properties: { id: "mermaid-space" },
+                        properties: { id: "mehrmaid-space" },
                         children: [
                           {
                             type: "element",
                             tagName: "div",
-                            properties: { className: ["mermaid-content"] },
+                            properties: { className: ["mehrmaid-content"] },
                             children: [],
                           },
                         ],