diff --git a/tools/junit/src/main/java/org/teavm/junit/TeaVMTestRunner.java b/tools/junit/src/main/java/org/teavm/junit/TeaVMTestRunner.java
index 728e21370..ef991547a 100644
--- a/tools/junit/src/main/java/org/teavm/junit/TeaVMTestRunner.java
+++ b/tools/junit/src/main/java/org/teavm/junit/TeaVMTestRunner.java
@@ -250,7 +250,9 @@ public class TeaVMTestRunner extends Runner implements Filterable {
     }
 
     private void addChromeCommand(List<String> params) {
-        if (isWindows()) {
+        if (isMacos()) {
+            params.add("/Applications/Google Chrome.app/Contents/MacOS/Google Chrome");
+        } else if (isWindows()) {
             params.add("cmd.exe");
             params.add("start");
             params.add("/C");
@@ -261,6 +263,10 @@ public class TeaVMTestRunner extends Runner implements Filterable {
     }
 
     private void addFirefoxCommand(List<String> params) {
+        if (isMacos()) {
+            params.add("/Applications/Firefox.app/Contents/MacOS/firefox");
+            return;
+        }
         if (isWindows()) {
             params.add("cmd.exe");
             params.add("/C");
@@ -273,6 +279,10 @@ public class TeaVMTestRunner extends Runner implements Filterable {
         return System.getProperty("os.name").toLowerCase().startsWith("windows");
     }
 
+    private boolean isMacos() {
+        return System.getProperty("os.name").toLowerCase().startsWith("mac");
+    }
+
     private Process browserTemplate(String name, String url, BiConsumer<String, List<String>> paramsBuilder) {
         File temp;
         try {