diff --git a/lib/impl/CodeGenerator.js b/lib/impl/CodeGenerator.js
index 67a3138..ab229dd 100644
--- a/lib/impl/CodeGenerator.js
+++ b/lib/impl/CodeGenerator.js
@@ -31,7 +31,12 @@ function generateFile (context, filePath) {
         map.sources[map.sources.length - 1] = sourcePath;
         code += `\\\n${ConvertSourceMap.fromObject(map).toComment()}`;
     } else {
-        code += `\\\n//# sourceURL=${sourcePath}`;
+        let sourceURL = sourcePath;
+        if (sourceURL[0] === '\0') {
+            sourceURL = sourcePath.slice(1);
+        }
+
+        code += `\\\n//# sourceURL=${sourceURL}`;
     }
 
     return `
diff --git a/test/cases/misc.js b/test/cases/misc.js
index 75edf00..71a3036 100644
--- a/test/cases/misc.js
+++ b/test/cases/misc.js
@@ -136,4 +136,38 @@ describe ('Misc', () => {
         expect(compiled).to.be.false;
         expect(thrown).to.be.true;
     });
+
+    it ('should remove null byte from sourceURL comments', async () => {
+        fs.stub('./src/main.js', () => 'console.log("hello");');
+
+        let VIRTUAL_MODULE_ID = '\0virtual-module';
+
+        let myplugin = {
+            resolveId (id) {
+                if (id === VIRTUAL_MODULE_ID) {
+                    return VIRTUAL_MODULE_ID;
+                }
+            },
+
+            load (id) {
+                if (id === VIRTUAL_MODULE_ID) {
+                    return 'export default 123';
+                }
+            },
+
+            transform (code, id) {
+                if (id.indexOf('main.js') > -1) {
+                    return `import MyNumber from '${VIRTUAL_MODULE_ID}';${code}`
+                }
+            }
+        };
+
+        let bundle = await nollup({
+            input: './src/main.js',
+            plugins: [myplugin]
+        });
+
+        let { output } = await bundle.generate({ format: 'esm' });
+        expect(output[0].code.indexOf('\0')).to.equal(-1);
+    });
 });