diff --git a/karma.conf.js b/karma.conf.js
index 85d4aa3..ec78e9a 100644
--- a/karma.conf.js
+++ b/karma.conf.js
@@ -1,28 +1,35 @@
 module.exports = function (config) {
-  var junitOutputDir = process.env.CIRCLE_TEST_REPORTS || "target/junit"
+    var junitOutputDir = process.env.CIRCLE_TEST_REPORTS || "target/junit"
 
-  config.set({
-    browsers: ['ChromeHeadless'],
-    flags: ['--no-sandbox'],
-    basePath: 'target',
-    files: ['karma-test.js'],
-    frameworks: ['cljs-test'],
-    plugins: [
-        'karma-cljs-test',
-        'karma-chrome-launcher',
-        'karma-junit-reporter'
-    ],
-    colors: true,
-    logLevel: config.LOG_INFO,
-    client: {
-      args: ['shadow.test.karma.init']
-    },
+    config.set({
+        browsers: ['ChromeHeadless'],
+        flags: [
+            '--no-sandbox',
+            '--disable-web-security',
+            '--disable-gpu',
+        ],
+        browserDisconnectTimeout: 10000,
+        browserDisconnectTolerance: 3,
+        browserNoActivityTimeout: 60000,
+        basePath: 'target',
+        files: ['karma-test.js'],
+        frameworks: ['cljs-test'],
+        plugins: [
+            'karma-cljs-test',
+            'karma-chrome-launcher',
+            'karma-junit-reporter'
+        ],
+        colors: true,
+        logLevel: config.LOG_INFO,
+        client: {
+        args: ['shadow.test.karma.init']
+        },
 
-    // the default configuration
-    junitReporter: {
-      outputDir: junitOutputDir + '/karma', // results will be saved as outputDir/browserName.xml
-      outputFile: undefined, // if included, results will be saved as outputDir/browserName/outputFile
-      suite: '' // suite will become the package name attribute in xml testsuite element
-    }
-  })
+        // the default configuration
+        junitReporter: {
+        outputDir: junitOutputDir + '/karma', // results will be saved as outputDir/browserName.xml
+        outputFile: undefined, // if included, results will be saved as outputDir/browserName/outputFile
+        suite: '' // suite will become the package name attribute in xml testsuite element
+        }
+    })
 }