diff --git a/frontend/src/common/hooks/useCheckParameters.ts b/frontend/src/common/hooks/useCheckParameters.ts
index ee38b9636a..1127f40852 100644
--- a/frontend/src/common/hooks/useCheckParameters.ts
+++ b/frontend/src/common/hooks/useCheckParameters.ts
@@ -30,8 +30,6 @@ export const useCheckParametersSelector = createSelector(
       isProcessing: system.isProcessing,
       isConnected: system.isConnected,
       // inpainting
-      isMaskEmpty:
-        inpainting.lines.filter((line) => line.tool === 'brush').length === 0,
       hasInpaintingImage: Boolean(inpainting.imageToInpaint),
     };
   },
@@ -56,7 +54,6 @@ const useCheckParameters = (): boolean => {
     activeTabName,
     isProcessing,
     isConnected,
-    isMaskEmpty,
     hasInpaintingImage,
   } = useAppSelector(useCheckParametersSelector);
 
@@ -70,10 +67,7 @@ const useCheckParameters = (): boolean => {
       return false;
     }
 
-    if (
-      activeTabName === 'inpainting' &&
-      (!hasInpaintingImage || isMaskEmpty)
-    ) {
+    if (activeTabName === 'inpainting' && !hasInpaintingImage) {
       return false;
     }
 
@@ -113,7 +107,6 @@ const useCheckParameters = (): boolean => {
     seedWeights,
     seed,
     activeTabName,
-    isMaskEmpty,
     hasInpaintingImage,
   ]);
 };
diff --git a/frontend/src/common/util/parameterTranslation.ts b/frontend/src/common/util/parameterTranslation.ts
index 90d9adeb1f..46f0279986 100644
--- a/frontend/src/common/util/parameterTranslation.ts
+++ b/frontend/src/common/util/parameterTranslation.ts
@@ -127,7 +127,7 @@ export const frontendToBackendParameters = (
     generationParameters.strength = img2imgStrength;
     generationParameters.fit = false;
 
-    const maskDataURL = generateMask(maskImageElement, lines);
+    const maskDataURL = generateMask(maskImageElement, lines, boundingBox);
 
     generationParameters.init_mask = maskDataURL.split(
       'data:image/png;base64,'
diff --git a/frontend/src/features/tabs/Inpainting/util/generateMask.ts b/frontend/src/features/tabs/Inpainting/util/generateMask.ts
index d8c6e60b06..7e294198fc 100644
--- a/frontend/src/features/tabs/Inpainting/util/generateMask.ts
+++ b/frontend/src/features/tabs/Inpainting/util/generateMask.ts
@@ -1,4 +1,5 @@
 import Konva from 'konva';
+import { IRect } from 'konva/lib/types';
 import { MaskLine } from '../inpaintingSlice';
 
 /**
@@ -11,7 +12,11 @@ import { MaskLine } from '../inpaintingSlice';
  * drawing the mask and compositing everything correctly to output a valid
  * mask image.
  */
-const generateMask = (image: HTMLImageElement, lines: MaskLine[]) => {
+const generateMask = (
+  image: HTMLImageElement,
+  lines: MaskLine[],
+  boundingBox: IRect
+) => {
   const { width, height } = image;
 
   const offscreenContainer = document.createElement('div');