diff --git a/src/bld/java/rife/bld/extension/CompileKotlinOperationBuild.java b/src/bld/java/rife/bld/extension/CompileKotlinOperationBuild.java
index a3adce1..d4830fd 100644
--- a/src/bld/java/rife/bld/extension/CompileKotlinOperationBuild.java
+++ b/src/bld/java/rife/bld/extension/CompileKotlinOperationBuild.java
@@ -23,6 +23,7 @@ import rife.bld.publish.PublishLicense;
 import rife.bld.publish.PublishScm;
 
 import java.util.List;
+import java.util.Locale;
 
 import static rife.bld.dependencies.Repository.*;
 import static rife.bld.dependencies.Scope.compile;
@@ -97,10 +98,13 @@ public class CompileKotlinOperationBuild extends Project {
 
     @Override
     public void test() throws Exception {
-        new ExecOperation()
-                .fromProject(this)
-                .command("scripts/cliargs.sh")
-                .execute();
+        var os = System.getProperty("os.name");
+        if (os != null && os.toLowerCase(Locale.US).contains("linux")) {
+            new ExecOperation()
+                    .fromProject(this)
+                    .command("scripts/cliargs.sh")
+                    .execute();
+        }
         super.test();
     }
 }
diff --git a/src/main/java/rife/bld/extension/CompileKotlinOperation.java b/src/main/java/rife/bld/extension/CompileKotlinOperation.java
index 0a77227..26437a8 100644
--- a/src/main/java/rife/bld/extension/CompileKotlinOperation.java
+++ b/src/main/java/rife/bld/extension/CompileKotlinOperation.java
@@ -223,7 +223,7 @@ public class CompileKotlinOperation extends AbstractOperation<CompileKotlinOpera
      * @since 1.1.0
      */
     public static boolean isMacOS() {
-        return OS_NAME != null && (OS_NAME.contains("mac") || OS_NAME.contains("darwin"));
+        return OS_NAME != null && (OS_NAME.contains("mac") || OS_NAME.contains("darwin") || OS_NAME.contains("osx"));
     }
 
     /**
diff --git a/src/test/java/rife/bld/extension/kotlin/CompileOptionsTest.java b/src/test/java/rife/bld/extension/kotlin/CompileOptionsTest.java
index 02f9a59..83d29fc 100644
--- a/src/test/java/rife/bld/extension/kotlin/CompileOptionsTest.java
+++ b/src/test/java/rife/bld/extension/kotlin/CompileOptionsTest.java
@@ -18,6 +18,8 @@ package rife.bld.extension.kotlin;
 
 import org.assertj.core.api.AutoCloseableSoftAssertions;
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.condition.EnabledOnOs;
+import org.junit.jupiter.api.condition.OS;
 
 import java.io.File;
 import java.io.IOException;
@@ -199,6 +201,7 @@ class CompileOptionsTest {
     }
 
     @Test
+    @EnabledOnOs(OS.LINUX)
     void testCheckAllParams() throws IOException {
         var args = Files.readAllLines(Paths.get("src", "test", "resources", "kotlinc-args.txt"));