diff --git a/temporal-serviceclient/build.gradle b/temporal-serviceclient/build.gradle
index c52bde00f..f476f4890 100644
--- a/temporal-serviceclient/build.gradle
+++ b/temporal-serviceclient/build.gradle
@@ -60,11 +60,11 @@ protobuf {
     // protoc and protoc-gen-grpc-java versions are selected to be compatible
     // with the oldest supported versions of protoc and grpc artifacts.
     protoc {
-        artifact = 'com.google.protobuf:protoc:3.10.1' + (System.getProperty("os.arch") == 'aarch64' ? ':osx-x86_64' : '')
+        artifact = 'com.google.protobuf:protoc:3.10.1' + (System.getProperty("os.arch") == 'aarch64' && System.getProperty("os.name") == 'Mac OS X' ? ':osx-x86_64' : '')
     }
     plugins {
         grpc {
-            artifact = 'io.grpc:protoc-gen-grpc-java:1.34.1' + (System.getProperty("os.arch") == 'aarch64' ? ':osx-x86_64' : '')
+            artifact = 'io.grpc:protoc-gen-grpc-java:1.34.1' + (System.getProperty("os.arch") == 'aarch64' && System.getProperty("os.name") == 'Mac OS X' ? ':osx-x86_64' : '')
         }
     }
     generateProtoTasks {
diff --git a/temporal-test-server/build.gradle b/temporal-test-server/build.gradle
index 4f07b34a8..a6bb98f94 100644
--- a/temporal-test-server/build.gradle
+++ b/temporal-test-server/build.gradle
@@ -62,11 +62,11 @@ protobuf {
     // protoc and protoc-gen-grpc-java versions are selected to be compatible
     // with the oldest supported versions of protoc and grpc artifacts.
     protoc {
-        artifact = 'com.google.protobuf:protoc:3.10.1' + (System.getProperty("os.arch") == 'aarch64' ? ':osx-x86_64' : '')
+        artifact = 'com.google.protobuf:protoc:3.10.1' + (System.getProperty("os.arch") == 'aarch64' && System.getProperty("os.name") == 'Mac OS X' ? ':osx-x86_64' : '')
     }
     plugins {
         grpc {
-            artifact = 'io.grpc:protoc-gen-grpc-java:1.34.1' + (System.getProperty("os.arch") == 'aarch64' ? ':osx-x86_64' : '')
+            artifact = 'io.grpc:protoc-gen-grpc-java:1.34.1' + (System.getProperty("os.arch") == 'aarch64' && System.getProperty("os.name") == 'Mac OS X' ? ':osx-x86_64' : '')
         }
     }
     generateProtoTasks {