diff --git a/src/browser/BrowserCodeReader.ts b/src/browser/BrowserCodeReader.ts
index b96c7469..02225796 100644
--- a/src/browser/BrowserCodeReader.ts
+++ b/src/browser/BrowserCodeReader.ts
@@ -1046,7 +1046,12 @@ export class BrowserCodeReader {
    * Call the encapsulated readers decode
    */
   public decodeBitmap(binaryBitmap: BinaryBitmap): Result {
-    return this.reader.decode(binaryBitmap, this._hints);
+    try {
+      return this.reader.decode(binaryBitmap, this._hints);
+    } finally {
+      // Readers need to be reset before being reused on another bitmap.
+      this.reader.reset();
+    }
   }
 
   /**
diff --git a/src/browser/BrowserMultiFormatReader.ts b/src/browser/BrowserMultiFormatReader.ts
index 3d07406c..c4126d8d 100644
--- a/src/browser/BrowserMultiFormatReader.ts
+++ b/src/browser/BrowserMultiFormatReader.ts
@@ -29,6 +29,11 @@ export class BrowserMultiFormatReader extends BrowserCodeReader {
    * attention to the hints set in the constructor function
    */
   public decodeBitmap(binaryBitmap: BinaryBitmap): Result {
-    return this.reader.decodeWithState(binaryBitmap);
+    try {
+      return this.reader.decodeWithState(binaryBitmap);
+    } finally {
+      // Readers need to be reset before being reused on another bitmap.
+      this.reader.reset();
+    }
   }
 }