diff --git a/tests/markdown/mustache-syntax.test.js b/tests/markdown/mustache-syntax.test.js
index b32876353..7b0115cae 100644
--- a/tests/markdown/mustache-syntax.test.js
+++ b/tests/markdown/mustache-syntax.test.js
@@ -338,6 +338,18 @@ describe('Injection: When an injection tag follows an element', ()=>{
 			const rendered = Markdown.render(source).trimReturns();
 			expect(rendered, `Input:\n${source}`, { showPrefix: false }).toBe(`<p><img style="position:absolute; bottom:20px; left:130px; width:220px;" src="https://i.imgur.com/hMna6G0.png" alt="homebrew mug" a="b and c" d="e"></p>`);
 		});
+
+		it('Renders an image with "=" in the url, and added attributes', function() {
+			const source = `![homebrew mug](https://i.imgur.com/hMna6G0.png?auth=12345&height=1024) {position:absolute,bottom:20px,left:130px,width:220px,a="b and c",d=e}`;
+			const rendered = Markdown.render(source).trimReturns();
+			expect(rendered, `Input:\n${source}`, { showPrefix: false }).toBe(`<p><img style="position:absolute; bottom:20px; left:130px; width:220px;" src="https://i.imgur.com/hMna6G0.png?auth=12345&height=1024" alt="homebrew mug" a="b and c" d="e"></p>`);
+		});
+
+		it('Renders an image and added attributes with "=" in the value, ', function() {
+			const source = `![homebrew mug](https://i.imgur.com/hMna6G0.png) {position:absolute,bottom:20px,left:130px,width:220px,a="b and c",d=e,otherUrl="url?auth=12345"}`;
+			const rendered = Markdown.render(source).trimReturns();
+			expect(rendered, `Input:\n${source}`, { showPrefix: false }).toBe(`<p><img style="position:absolute; bottom:20px; left:130px; width:220px;" src="https://i.imgur.com/hMna6G0.png" alt="homebrew mug" a="b and c" d="e" otherUrl="url?auth=12345"></p>`);
+		});
 	});
 
 	describe('and that element is a block', ()=>{