diff --git a/doomsday/sdk/libcore/include/de/data/conditionaltrigger.h b/doomsday/sdk/libcore/include/de/data/conditionaltrigger.h
index 3d6054321c..b398b565be 100644
--- a/doomsday/sdk/libcore/include/de/data/conditionaltrigger.h
+++ b/doomsday/sdk/libcore/include/de/data/conditionaltrigger.h
@@ -26,7 +26,7 @@ namespace de {
 /**
  * Conditional trigger that calls a method
  */
-class ConditionalTrigger
+class DENG2_PUBLIC ConditionalTrigger
 {
 public:
     ConditionalTrigger();
diff --git a/doomsday/sdk/libcore/include/de/scriptsys/scheduler.h b/doomsday/sdk/libcore/include/de/scriptsys/scheduler.h
index 777acc1cd9..0a41cc13b4 100644
--- a/doomsday/sdk/libcore/include/de/scriptsys/scheduler.h
+++ b/doomsday/sdk/libcore/include/de/scriptsys/scheduler.h
@@ -26,7 +26,7 @@ namespace de {
 /**
  * Scheduler for scripts and timelines.
  */
-class Scheduler
+class DENG2_PUBLIC Scheduler
 {
 public:
     Scheduler();