diff --git a/src/fsfw/devicehandlers/DeviceHandlerBase.cpp b/src/fsfw/devicehandlers/DeviceHandlerBase.cpp
index 91ece6b47..6ae53f8c3 100644
--- a/src/fsfw/devicehandlers/DeviceHandlerBase.cpp
+++ b/src/fsfw/devicehandlers/DeviceHandlerBase.cpp
@@ -464,12 +464,21 @@ ReturnValue_t DeviceHandlerBase::insertInCommandMap(DeviceCommandId_t deviceComm
 }
 
 size_t DeviceHandlerBase::getNextReplyLength(DeviceCommandId_t commandId) {
-  DeviceReplyIter iter = deviceReplyMap.find(commandId);
-  if (iter != deviceReplyMap.end()) {
-    return iter->second.replyLen;
-  } else {
-    return 0;
+  DeviceCommandId_t replyId = NO_COMMAND_ID;
+  DeviceCommandMap::iterator command = cookieInfo.pendingCommand;
+  if (command->second.useAlternativeReplyId) {
+	replyId = command->second.alternativeReplyId;
   }
+  else {
+	replyId = commandId;
+  }
+  DeviceReplyIter iter = deviceReplyMap.find(replyId);
+  if (iter != deviceReplyMap.end()) {
+	if (iter->second.delayCycles != 0) {
+		return iter->second.replyLen;
+	}
+  }
+  return 0;
 }
 
 ReturnValue_t DeviceHandlerBase::updateReplyMapEntry(DeviceCommandId_t deviceReply,