diff --git a/shared/java/javacommon.gradle b/shared/java/javacommon.gradle
index 32078f8f108..5c961e6abd2 100644
--- a/shared/java/javacommon.gradle
+++ b/shared/java/javacommon.gradle
@@ -155,7 +155,9 @@ protobuf {
     generateProtoTasks {
         all().configureEach { task ->
             task.builtins {
-                cpp {}
+                cpp {
+                    option "dllexport_decl=WPILIB_DLLEXPORT"
+                }
                 remove java
             }
             task.plugins {