diff --git a/docs/angular/your-first-app/5-adding-mobile.md b/docs/angular/your-first-app/5-adding-mobile.md
index 72ef3429132..25e18e856c9 100644
--- a/docs/angular/your-first-app/5-adding-mobile.md
+++ b/docs/angular/your-first-app/5-adding-mobile.md
@@ -45,7 +45,7 @@ private async readAsBase64(photo: Photo) {
   }
   else {
     // Fetch the photo, read as a blob, then convert to base64 format
-    const response = await fetch(photo.webPath);
+    const response = await fetch(photo.webPath!);
     const blob = await response.blob();
 
     return await this.convertBlobToBase64(blob) as string;
diff --git a/versioned_docs/version-v5/angular/your-first-app/5-adding-mobile.md b/versioned_docs/version-v5/angular/your-first-app/5-adding-mobile.md
index 72ef3429132..25e18e856c9 100644
--- a/versioned_docs/version-v5/angular/your-first-app/5-adding-mobile.md
+++ b/versioned_docs/version-v5/angular/your-first-app/5-adding-mobile.md
@@ -45,7 +45,7 @@ private async readAsBase64(photo: Photo) {
   }
   else {
     // Fetch the photo, read as a blob, then convert to base64 format
-    const response = await fetch(photo.webPath);
+    const response = await fetch(photo.webPath!);
     const blob = await response.blob();
 
     return await this.convertBlobToBase64(blob) as string;
diff --git a/versioned_docs/version-v6/angular/your-first-app/5-adding-mobile.md b/versioned_docs/version-v6/angular/your-first-app/5-adding-mobile.md
index 72ef3429132..25e18e856c9 100644
--- a/versioned_docs/version-v6/angular/your-first-app/5-adding-mobile.md
+++ b/versioned_docs/version-v6/angular/your-first-app/5-adding-mobile.md
@@ -45,7 +45,7 @@ private async readAsBase64(photo: Photo) {
   }
   else {
     // Fetch the photo, read as a blob, then convert to base64 format
-    const response = await fetch(photo.webPath);
+    const response = await fetch(photo.webPath!);
     const blob = await response.blob();
 
     return await this.convertBlobToBase64(blob) as string;