diff --git a/modules/browser/src/main/kotlin/browser/attach/Attach.kt b/modules/browser/src/main/kotlin/browser/attach/Attach.kt
index f4b7b8b8..f6901c55 100644
--- a/modules/browser/src/main/kotlin/browser/attach/Attach.kt
+++ b/modules/browser/src/main/kotlin/browser/attach/Attach.kt
@@ -8,6 +8,7 @@
 package org.gjt.jclasslib.browser
 
 import com.exe4j.runtime.LauncherEngine
+import com.install4j.api.Util
 import com.sun.tools.attach.VirtualMachine
 import com.sun.tools.attach.VirtualMachineDescriptor
 import org.gjt.jclasslib.browser.BrowserBundle.getString
@@ -79,7 +80,8 @@ fun attachToVm(parentWindow: Window?): VmConnection? =
 
 private fun getAgentPath(): String =
     (File(
-            System.getProperty(LauncherEngine.PROPNAME_MODULE_NAME)?.let { File(it, "../../lib/") }
+            System.getProperty(LauncherEngine.PROPNAME_MODULE_NAME)
+                    ?.let { File(it, if (Util.isMacOS()) "Contents/Resources/app/lib" else "../../lib/") }
                     ?: File("build/gradle/agent/libs/"),
             "jclasslib-agent.jar"
     )).canonicalPath