diff --git a/publish-docs.js b/publish-docs.js
index 35824e9972..1cdca9172c 100644
--- a/publish-docs.js
+++ b/publish-docs.js
@@ -209,7 +209,7 @@ function copyBuildOutput() {
     // Create `versions` folder if it doesn't already exist.
     try {
         shell.mkdir('docsDist/versions');
-    } catch (e) {
+    } catch {
         // If mkdir failed, it's almost certainly because the dir already exists.
         // Just ignore the error.
     }
diff --git a/src/components/callout/callout.helpers.ts b/src/components/callout/callout.helpers.ts
index d0f46b7c75..cd2d77284d 100644
--- a/src/components/callout/callout.helpers.ts
+++ b/src/components/callout/callout.helpers.ts
@@ -29,7 +29,7 @@ export function getHeading(
 
     try {
         return translate.get(key, language);
-    } catch (error) {
+    } catch {
         return translate.get(key, 'en');
     }
 }
diff --git a/src/components/form/widgets/code-editor.ts b/src/components/form/widgets/code-editor.ts
index f36d8191a6..cf862e68ee 100644
--- a/src/components/form/widgets/code-editor.ts
+++ b/src/components/form/widgets/code-editor.ts
@@ -14,7 +14,7 @@ export class CodeEditor extends React.Component {
 
         try {
             value = JSON.stringify(props.formData, null, '    ');
-        } catch (e) {
+        } catch {
             // N/A
         }
 
@@ -46,7 +46,7 @@ export class CodeEditor extends React.Component {
 
             props.onChange(value);
             props.onValidate();
-        } catch (e) {
+        } catch {
             props.onValidate('Should be a valid JSON document');
         }
     }