diff --git a/export/imagepipeline.py b/export/imagepipeline.py
index 532708b1..ccbe4cc1 100644
--- a/export/imagepipeline.py
+++ b/export/imagepipeline.py
@@ -38,31 +38,32 @@ def convert_defs(context, scene, definitions, plugin_index, define_radiancescale
     if pipeline.tonemapper.enabled:
         index = convert_tonemapper(definitions, index, pipeline.tonemapper)
 
-    # Note: Blender expects the alpha to be NOT premultiplied, so we only
-    # premultiply it when the backgroundimage plugin is used
-    if use_backgroundimage(context, scene):
-        index = _premul_alpha(definitions, index)
+    if not (context and scene.luxcore.viewport.denoise):
+        # Note: Blender expects the alpha to be NOT premultiplied, so we only
+        # premultiply it when the backgroundimage plugin is used
+        if use_backgroundimage(context, scene):
+            index = _premul_alpha(definitions, index)
 
-    if use_backgroundimage(context, scene):
-        index = _backgroundimage(definitions, index, pipeline.backgroundimage, scene)
+        if use_backgroundimage(context, scene):
+            index = _backgroundimage(definitions, index, pipeline.backgroundimage, scene)
 
-    if pipeline.mist.enabled:
-        index = _mist(definitions, index, pipeline.mist, scene)
+        if pipeline.mist.enabled:
+            index = _mist(definitions, index, pipeline.mist, scene)
 
-    if pipeline.bloom.enabled:
-        index = _bloom(definitions, index, pipeline.bloom)
+        if pipeline.bloom.enabled:
+            index = _bloom(definitions, index, pipeline.bloom)
 
-    if pipeline.coloraberration.enabled:
-        index = _coloraberration(definitions, index, pipeline.coloraberration)
+        if pipeline.coloraberration.enabled:
+            index = _coloraberration(definitions, index, pipeline.coloraberration)
 
-    if pipeline.vignetting.enabled:
-        index = _vignetting(definitions, index, pipeline.vignetting)
+        if pipeline.vignetting.enabled:
+            index = _vignetting(definitions, index, pipeline.vignetting)
 
-    if pipeline.camera_response_func.enabled:
-        index = _camera_response_func(definitions, index, pipeline.camera_response_func, scene)
+        if pipeline.camera_response_func.enabled:
+            index = _camera_response_func(definitions, index, pipeline.camera_response_func, scene)
 
-    if pipeline.contour_lines.enabled:
-        index = _contour_lines(definitions, index, pipeline.contour_lines)
+        if pipeline.contour_lines.enabled:
+            index = _contour_lines(definitions, index, pipeline.contour_lines)
 
     if use_filesaver:
         # Needs gamma correction (Blender applies it for us,
diff --git a/properties/viewport.py b/properties/viewport.py
index 2af47c89..f0f66bec 100644
--- a/properties/viewport.py
+++ b/properties/viewport.py
@@ -48,4 +48,6 @@ class LuxCoreViewportSettings(bpy.types.PropertyGroup):
                                          "the RT Path engine is used in the viewport, which is optimized "
                                          "for quick feedback but can't handle complex light paths")
 
-    denoise = BoolProperty(name="Denoise", default=True)
+    denoise = BoolProperty(name="Denoise", default=True,
+                           description="Denoise the viewport render once the halt time is reached. "
+                                       "Note that this disables most imagepipeline plugins in the viewport")
diff --git a/ui/camera.py b/ui/camera.py
index 2f764b69..8fa67192 100644
--- a/ui/camera.py
+++ b/ui/camera.py
@@ -128,6 +128,9 @@ def draw(self, context):
                 msg = name + " and multiple renderlayers will cause brightness difference!"
                 box.label(msg, icon=icons.WARNING)
 
+        if context.scene.luxcore.viewport.denoise:
+            layout.label("Plugins below disabled in viewport because of viewport denoising", icon=icons.INFO)
+
         # Bloom settings
         bloom = pipeline.bloom
         box = self.draw_plugin_box(bloom)