diff --git a/Changes.md b/Changes.md
index 1dd2a641ede..2d73f0a5a62 100644
--- a/Changes.md
+++ b/Changes.md
@@ -11,6 +11,7 @@ Fixes
 - Viewer :
   - Fixed visualisation of Cycles point light size.
   - Fixed visualisation of Arnold light gobo textures with scaled UV coordinates.
+- Dispatch App : Fixed bug that prevented setting specific dispatcher plug values from the command line (#5434).
 
 1.2.10.1 (relative to 1.2.10.0)
 ========
diff --git a/apps/dispatch/dispatch-1.py b/apps/dispatch/dispatch-1.py
index 0fb507b4772..5d2d8865a21 100644
--- a/apps/dispatch/dispatch-1.py
+++ b/apps/dispatch/dispatch-1.py
@@ -186,7 +186,10 @@ def _run( self, args ) :
 			return 1
 
 		if args["gui"].value and len(args["alternateDispatchers"]) :
-			dispatchers.extend( GafferDispatch.Dispatcher.createMatching( " ".join( args["alternateDispatchers"] ) ) )
+			pattern = " ".join( args[ "alternateDispatchers" ] )
+			for name in GafferDispatch.Dispatcher.registeredDispatchers() :
+				if name != dispatcherType and IECore.StringAlgo.matchMultiple( name, pattern ) :
+					dispatchers.append( GafferDispatch.Dispatcher.create( name ) )
 
 		dispatcherNames = {}
 		for dispatcher in dispatchers :