diff --git a/src/ess/dream/io/nexus.py b/src/ess/dream/io/nexus.py
index 1445b7bb..1b5a61ea 100644
--- a/src/ess/dream/io/nexus.py
+++ b/src/ess/dream/io/nexus.py
@@ -15,7 +15,8 @@
 
 import sciline
 
-from ess.reduce.nexus.types import DetectorBankSizes
+from ess.powder.types import BunkerMonitor, CaveMonitor
+from ess.reduce.nexus.types import DetectorBankSizes, NeXusName
 from ess.reduce.nexus.workflow import GenericNeXusWorkflow
 
 DETECTOR_BANK_SIZES = {
@@ -51,4 +52,6 @@ def LoadNeXusWorkflow() -> sciline.Pipeline:
     """
     wf = GenericNeXusWorkflow()
     wf[DetectorBankSizes] = DETECTOR_BANK_SIZES
+    wf[NeXusName[BunkerMonitor]] = "monitor_bunker"
+    wf[NeXusName[CaveMonitor]] = "monitor_cave"
     return wf
diff --git a/src/ess/powder/types.py b/src/ess/powder/types.py
index 0132b818..ea5471f0 100644
--- a/src/ess/powder/types.py
+++ b/src/ess/powder/types.py
@@ -21,6 +21,7 @@
 # 1 TypeVars used to parametrize the generic parts of the workflow
 
 BackgroundRun = reduce_t.BackgroundRun
+BunkerMonitor = reduce_t.Monitor2
 CalibratedDetector = reduce_t.CalibratedDetector
 CalibratedMonitor = reduce_t.CalibratedMonitor
 DetectorData = reduce_t.DetectorData
@@ -40,9 +41,7 @@
 DetectorBankSizes = reduce_t.DetectorBankSizes
 
 RunType = TypeVar("RunType", SampleRun, VanadiumRun)
-# Include Monitor2 because a single constraint is not allowed.
-# We will eventually have more than one...
-MonitorType = TypeVar("MonitorType", CaveMonitor, reduce_t.Monitor2)
+MonitorType = TypeVar("MonitorType", CaveMonitor, BunkerMonitor)
 
 
 # 2 Workflow parameters