diff --git a/package.json b/package.json
index e7a632de..2042ab5a 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "color-alpha": "^1.0.4",
     "get-image-data": "^3.0.1",
     "material-survey": "^1.0.34",
-    "mmgc1-cpp": "^1.0.44",
+    "mmgc1-cpp": "^1.0.46",
     "moment": "^2.23.0",
     "react-full-screen": "^0.2.4",
     "react-hotkeys": "^2.0.0",
diff --git a/src/Annotator/index.js b/src/Annotator/index.js
index c0d927ac..a3c7907e 100644
--- a/src/Annotator/index.js
+++ b/src/Annotator/index.js
@@ -42,6 +42,9 @@ type Props = {
   keyframes?: Object,
   videoName?: string,
   fullImageSegmentationMode?: boolean,
+  autoSegmentationOptions?:
+    | {| type: "simple" |}
+    | {| type: "autoseg", maxClusters?: number, slicWeightFactor?: number |},
 }
 
 export const Annotator = ({
@@ -74,6 +77,7 @@ export const Annotator = ({
   onExit,
   onNextImage,
   onPrevImage,
+  autoSegmentationOptions = { type: "autoseg" },
 }: Props) => {
   if (!images && !videoSrc)
     return 'Missing required prop "images" or "videoSrc"'
@@ -93,6 +97,7 @@ export const Annotator = ({
       pointDistancePrecision,
       selectedTool,
       fullImageSegmentationMode: fullImageSegmentationMode,
+      autoSegmentationOptions,
       mode: null,
       taskDescription,
       showMask: true,
diff --git a/src/FullImageSegmentationAnnotator/index.story.js b/src/FullImageSegmentationAnnotator/index.story.js
index 053c101c..b2d2b7ea 100644
--- a/src/FullImageSegmentationAnnotator/index.story.js
+++ b/src/FullImageSegmentationAnnotator/index.story.js
@@ -75,6 +75,21 @@ storiesOf("FullImageSegmentationAnnotator.Basic", module)
       />
     </div>
   ))
+  .add("Hard 1, 8 Class, Simple Mode", () => (
+    <div style={{ width: "100vw", height: "100vh" }}>
+      <FullImageSegmentationAnnotator
+        images={[
+          {
+            name: "Hard",
+            src: hard1,
+          },
+        ]}
+        regionClsList={["bg", "1", "2", "3", "4", "5", "6", "7", "8"]}
+        onExit={action("onExit")}
+        autoSegmentationOptions={{ type: "simple" }}
+      />
+    </div>
+  ))
   .add("Hard 1, 8 Class", () => (
     <div style={{ width: "100vw", height: "100vh" }}>
       <FullImageSegmentationAnnotator
diff --git a/src/ImageCanvas/index.js b/src/ImageCanvas/index.js
index dd1a70eb..a2d68dc5 100644
--- a/src/ImageCanvas/index.js
+++ b/src/ImageCanvas/index.js
@@ -49,6 +49,7 @@ type Props = {
   RegionEditLabel?: Node,
   videoPlaying?: boolean,
   fullImageSegmentationMode?: boolean,
+  autoSegmentationOptions?: Object,
 
   onChangeRegion: (Region) => any,
   onBeginRegionEdit: (Region) => any,
@@ -95,6 +96,7 @@ export const ImageCanvas = ({
   videoPlaying = false,
   showMask = true,
   fullImageSegmentationMode,
+  autoSegmentationOptions,
   onImageOrVideoLoaded,
   onChangeRegion,
   onBeginRegionEdit,
@@ -375,6 +377,7 @@ export const ImageCanvas = ({
           {fullImageSegmentationMode && (
             <ImageMask
               hide={!showMask}
+              autoSegmentationOptions={autoSegmentationOptions}
               imagePosition={imagePosition}
               regionClsList={regionClsList}
               imageSrc={imageSrc}
diff --git a/src/ImageMask/index.js b/src/ImageMask/index.js
index 4d366b6c..2a656c3e 100644
--- a/src/ImageMask/index.js
+++ b/src/ImageMask/index.js
@@ -13,6 +13,7 @@ export const ImageMask = ({
   imagePosition,
   zIndex = 1,
   hide = false,
+  autoSegmentationOptions = {},
 }) => {
   if (!window.mmgc) window.mmgc = MMGC_INIT()
   const mmgc = window.mmgc
@@ -55,6 +56,7 @@ export const ImageMask = ({
 
       if (!superPixelsGenerated.current) {
         superPixelsGenerated.current = "processing"
+        mmgc.setSimpleMode(autoSegmentationOptions.type === "simple")
         mmgc.setMaxClusters(10000)
         mmgc.setImageSize(sampleImageData.width, sampleImageData.height)
         mmgc.setClassColor(0, 0)
diff --git a/src/MainLayout/index.js b/src/MainLayout/index.js
index e2133a23..a125fc26 100644
--- a/src/MainLayout/index.js
+++ b/src/MainLayout/index.js
@@ -159,6 +159,7 @@ export const MainLayout = ({
                   key={state.selectedImage}
                   showMask={state.showMask}
                   fullImageSegmentationMode={state.fullImageSegmentationMode}
+                  autoSegmentationOptions={state.autoSegmentationOptions}
                   showTags={state.showTags}
                   allowedArea={state.allowedArea}
                   regionClsList={state.regionClsList}
diff --git a/yarn.lock b/yarn.lock
index f0316ae4..b8bc52f6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10841,10 +10841,10 @@ mkdirp@0.5.1, mkdirp@0.5.x, mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.0, mkdirp@
   dependencies:
     minimist "0.0.8"
 
-mmgc1-cpp@^1.0.44:
-  version "1.0.44"
-  resolved "https://registry.yarnpkg.com/mmgc1-cpp/-/mmgc1-cpp-1.0.44.tgz#b3059e9df06d1dba5899b159c454e1d435fec317"
-  integrity sha512-7kJk5zggfAR05id6a6ltXih39y8Va+zir1wevORNXBr/Glc2gtrqyc0HciXrOqyAUZ6Y93aRLW11BODsnDSemQ==
+mmgc1-cpp@^1.0.46:
+  version "1.0.46"
+  resolved "https://registry.yarnpkg.com/mmgc1-cpp/-/mmgc1-cpp-1.0.46.tgz#f7b0cc20c42cf3d03e6cfbf1d72730599ef2bc5b"
+  integrity sha512-cZ8038sOUQDe5mLWuRC9oTxHZOvhUIigMKH7Ozg1md1NWgei5QBf4GnshPurvFuy0DBukCm4n63zyzoIzykjWg==
 
 moment@^2.23.0:
   version "2.24.0"