diff --git a/packages/mermaid/src/diagrams/kanban/kanban.spec.ts b/packages/mermaid/src/diagrams/kanban/kanban.spec.ts
index 2d798ab2e..f3e0c4422 100644
--- a/packages/mermaid/src/diagrams/kanban/kanban.spec.ts
+++ b/packages/mermaid/src/diagrams/kanban/kanban.spec.ts
@@ -21,7 +21,7 @@ describe('when parsing a kanban ', function () {
       expect(sections.length).toEqual(1);
       expect(sections[0].label).toEqual('root');
     });
-    it('KNBN-2 should handle a hierachial kanban definition', function () {
+    it('KNBN-2 should handle a hierarchical kanban definition', function () {
       const str = `kanban
     root
       child1
@@ -56,7 +56,7 @@ describe('when parsing a kanban ', function () {
       expect(sections[0].label).toEqual('root');
     });
 
-    it('KNBN-4 should not distinguish between deeper hierachial levels in thr kanban definition', function () {
+    it('KNBN-4 should not distinguish between deeper hierarchical levels in thr kanban definition', function () {
       const str = `kanban
     root
       child1
diff --git a/packages/mermaid/src/diagrams/mindmap/mindmap.spec.ts b/packages/mermaid/src/diagrams/mindmap/mindmap.spec.ts
index 2d67fc600..9a23f0368 100644
--- a/packages/mermaid/src/diagrams/mindmap/mindmap.spec.ts
+++ b/packages/mermaid/src/diagrams/mindmap/mindmap.spec.ts
@@ -19,7 +19,7 @@ describe('when parsing a mindmap ', function () {
       // console.log('Time for checks', mindmap.yy.getMindmap().descr);
       expect(mindmap.yy.getMindmap().descr).toEqual('root');
     });
-    it('MMP-2 should handle a hierachial mindmap definition', function () {
+    it('MMP-2 should handle a hierarchical mindmap definition', function () {
       const str = `mindmap
     root
       child1
@@ -43,7 +43,7 @@ describe('when parsing a mindmap ', function () {
       expect(mindmap.yy.getMindmap().descr).toEqual('root');
     });
 
-    it('MMP-4 should handle a deeper hierachial mindmap definition', function () {
+    it('MMP-4 should handle a deeper hierarchical mindmap definition', function () {
       const str = `mindmap
     root
       child1