diff --git a/addons/viewport/src/components/Panel.jsx b/addons/viewport/src/components/Panel.js
similarity index 100%
rename from addons/viewport/src/components/Panel.jsx
rename to addons/viewport/src/components/Panel.js
diff --git a/addons/viewport/src/components/RotateViewport.jsx b/addons/viewport/src/components/RotateViewport.js
similarity index 100%
rename from addons/viewport/src/components/RotateViewport.jsx
rename to addons/viewport/src/components/RotateViewport.js
diff --git a/addons/viewport/src/components/SelectViewport.jsx b/addons/viewport/src/components/SelectViewport.js
similarity index 100%
rename from addons/viewport/src/components/SelectViewport.jsx
rename to addons/viewport/src/components/SelectViewport.js
diff --git a/addons/viewport/src/components/tests/Panel.spec.jsx b/addons/viewport/src/components/tests/Panel.test.js
similarity index 100%
rename from addons/viewport/src/components/tests/Panel.spec.jsx
rename to addons/viewport/src/components/tests/Panel.test.js
diff --git a/addons/viewport/src/components/tests/RotateViewport.spec.jsx b/addons/viewport/src/components/tests/RotateViewport.test.js
similarity index 100%
rename from addons/viewport/src/components/tests/RotateViewport.spec.jsx
rename to addons/viewport/src/components/tests/RotateViewport.test.js
diff --git a/addons/viewport/src/components/tests/SelectViewport.spec.jsx b/addons/viewport/src/components/tests/SelectViewport.test.js
similarity index 100%
rename from addons/viewport/src/components/tests/SelectViewport.spec.jsx
rename to addons/viewport/src/components/tests/SelectViewport.test.js
diff --git a/addons/viewport/src/manager.jsx b/addons/viewport/src/manager.js
similarity index 100%
rename from addons/viewport/src/manager.jsx
rename to addons/viewport/src/manager.js
diff --git a/addons/viewport/src/tests/manager.spec.jsx b/addons/viewport/src/tests/manager.test.js
similarity index 100%
rename from addons/viewport/src/tests/manager.spec.jsx
rename to addons/viewport/src/tests/manager.test.js