diff --git a/js/src/alert/alert.spec.js b/js/src/alert/alert.spec.js
index 05e3dbd686..61d656bd0c 100644
--- a/js/src/alert/alert.spec.js
+++ b/js/src/alert/alert.spec.js
@@ -20,7 +20,7 @@ describe('Alert', () => {
   })
 
   describe('data-api', () => {
-    it('should close an alert without instanciate it manually', () => {
+    it('should close an alert without instantiate it manually', () => {
       fixtureEl.innerHTML = [
         '<div class="alert">',
         '  <button type="button" data-dismiss="alert">x</button>',
@@ -33,7 +33,7 @@ describe('Alert', () => {
       expect(makeArray(document.querySelectorAll('.alert')).length).toEqual(0)
     })
 
-    it('should close an alert without instanciate it manually with the parent selector', () => {
+    it('should close an alert without instantiate it manually with the parent selector', () => {
       fixtureEl.innerHTML = [
         '<div class="alert">',
         '  <button type="button" data-target=".alert" data-dismiss="alert">x</button>',
diff --git a/js/src/modal/modal.spec.js b/js/src/modal/modal.spec.js
index 5623d174c6..292f61f8bc 100644
--- a/js/src/modal/modal.spec.js
+++ b/js/src/modal/modal.spec.js
@@ -354,7 +354,7 @@ describe('Modal', () => {
       modal.show()
     })
 
-    it('should close modal when a click occured on data-dismiss="modal"', done => {
+    it('should close modal when a click occurred on data-dismiss="modal"', done => {
       fixtureEl.innerHTML = [
         '<div class="modal fade">',
         '  <div class="modal-dialog">',
diff --git a/js/src/tab/tab.spec.js b/js/src/tab/tab.spec.js
index 9530f3def1..0a678e38ee 100644
--- a/js/src/tab/tab.spec.js
+++ b/js/src/tab/tab.spec.js
@@ -415,7 +415,7 @@ describe('Tab', () => {
   })
 
   describe('data-api', () => {
-    it('should create dynamicaly a tab', done => {
+    it('should create dynamically a tab', done => {
       fixtureEl.innerHTML = [
         '<ul class="nav nav-tabs" role="tablist">',
         '  <li class="nav-item"><a href="#home" class="nav-link active" role="tab">Home</a></li>',