diff --git a/app/containers/markdown/index.tsx b/app/containers/markdown/index.tsx
index d4876ba04..6d42e960c 100644
--- a/app/containers/markdown/index.tsx
+++ b/app/containers/markdown/index.tsx
@@ -16,7 +16,7 @@ import MarkdownTableRow from './TableRow';
 import MarkdownTableCell from './TableCell';
 import mergeTextNodes from './mergeTextNodes';
 import styles from './styles';
-import { isValidURL } from '../../lib/methods/helpers/url';
+import { isValidUrl } from '../../lib/methods/helpers/isValidUrl';
 import NewMarkdown from './new';
 import { formatText } from './formatText';
 import { IUserMention, IUserChannel, TOnLinkPress } from './interfaces';
@@ -246,7 +246,7 @@ class Markdown extends PureComponent<IMarkdownProps, any> {
 	};
 
 	renderImage = ({ src }: { src: string }) => {
-		if (!isValidURL(src)) {
+		if (!isValidUrl(src)) {
 			return null;
 		}
 
diff --git a/app/lib/methods/helpers/index.ts b/app/lib/methods/helpers/index.ts
index 4284fbc92..acf8b8e38 100644
--- a/app/lib/methods/helpers/index.ts
+++ b/app/lib/methods/helpers/index.ts
@@ -11,7 +11,7 @@ export * from './isReadOnly';
 export * from './media';
 export * from './room';
 export * from './server';
-export * from './url';
+export * from './isSsl';
 export * from './isValidEmail';
 export * from './random';
 export * from './image';
diff --git a/app/lib/methods/helpers/isSsl.ts b/app/lib/methods/helpers/isSsl.ts
new file mode 100644
index 000000000..2de3d1393
--- /dev/null
+++ b/app/lib/methods/helpers/isSsl.ts
@@ -0,0 +1,2 @@
+// Use checkUseSsl: false only if server url starts with http://
+export const isSsl = (url: string): boolean => !/http:\/\//.test(url);
diff --git a/app/lib/methods/helpers/url.ts b/app/lib/methods/helpers/url.ts
deleted file mode 100644
index efe675b7e..000000000
--- a/app/lib/methods/helpers/url.ts
+++ /dev/null
@@ -1,15 +0,0 @@
-export const isValidURL = (url: string): boolean => {
-	const pattern = new RegExp(
-		'^(https?:\\/\\/)?' + // protocol
-			'((([a-z\\d]([a-z\\d-]*[a-z\\d])*)\\.)+[a-z]{2,}|' + // domain name
-			'((\\d{1,3}\\.){3}\\d{1,3}))' + // OR ip (v4) address
-			'(\\:\\d+)?(\\/[-a-z\\d%_.~+]*)*' + // port and path
-			'(\\?[;&a-z\\d%_.~+=-]*)?' + // query string
-			'(\\#[-a-z\\d_]*)?$',
-		'i'
-	); // fragment locator
-	return !!pattern.test(url);
-};
-
-// Use checkUseSsl: false only if server url starts with http://
-export const isSsl = (url: string): boolean => !/http:\/\//.test(url);
diff --git a/app/lib/services/sdk.ts b/app/lib/services/sdk.ts
index e6b89121d..0bfe8d250 100644
--- a/app/lib/services/sdk.ts
+++ b/app/lib/services/sdk.ts
@@ -3,7 +3,7 @@ import EJSON from 'ejson';
 import isEmpty from 'lodash/isEmpty';
 
 import { twoFactor } from './twoFactor';
-import { isSsl } from '../methods/helpers/url';
+import { isSsl } from '../methods/helpers/isSsl';
 import { store as reduxStore } from '../store/auxStore';
 import { Serialized, MatchPathPattern, OperationParams, PathFor, ResultFor } from '../../definitions/rest/helpers';
 import { compareServerVersion, random } from '../methods/helpers';