diff --git a/Modules/ThirdParty/OssimPlugins/src/ossim/ossimSentinel1SarSensorModel.h b/Modules/ThirdParty/OssimPlugins/src/ossim/ossimSentinel1SarSensorModel.h
index 95abc1ccbe94ec932b773942eb5ec7d945bdbbbf..642e55b49cea9144ba9c80493ed9152e7d2608a6 100644
--- a/Modules/ThirdParty/OssimPlugins/src/ossim/ossimSentinel1SarSensorModel.h
+++ b/Modules/ThirdParty/OssimPlugins/src/ossim/ossimSentinel1SarSensorModel.h
@@ -21,7 +21,7 @@ class ossimString;
 namespace ossimplugins
 {
 
-class ossimSentinel1SarSensorModel : public ossimSarSensorModel
+class OSSIM_PLUGINS_DLL ossimSentinel1SarSensorModel : public ossimSarSensorModel
 {
 public: