diff --git a/mission/devices/SolarArrayDeploymentHandler.cpp b/mission/devices/SolarArrayDeploymentHandler.cpp
index 45521800..a78478e5 100644
--- a/mission/devices/SolarArrayDeploymentHandler.cpp
+++ b/mission/devices/SolarArrayDeploymentHandler.cpp
@@ -2,6 +2,7 @@
 #include <fsfwconfig/devices/powerSwitcherList.h>
 #include <fsfw/ipc/QueueFactory.h>
 #include <devices/gpioIds.h>
+#include <linux/gpio/GpioCookie.h>
 
 SolarArrayDeploymentHandler::SolarArrayDeploymentHandler(object_id_t setObjectId_,
         object_id_t gpioDriverId_, CookieIF * gpioCookie_, object_id_t mainLineSwitcherObjectId_,
@@ -38,7 +39,7 @@ ReturnValue_t SolarArrayDeploymentHandler::initialize() {
         return ObjectManagerIF::CHILD_INIT_FAILED;
     }
 
-    result = gpioInterface->initialize(gpioCookie);
+    result = gpioInterface->initialize(dynamic_cast<GpioCookie*>(gpioCookie));
     if (result != RETURN_OK) {
         sif::error << "SolarArrayDeploymentHandler::initialize: Failed to initialize Gpio interface"
                 << std::endl;