diff --git a/.github/workflows/deploy.yaml b/.github/workflows/deploy.yaml
index 390b1bd..5291085 100644
--- a/.github/workflows/deploy.yaml
+++ b/.github/workflows/deploy.yaml
@@ -19,7 +19,7 @@ jobs:
     steps:
       # Jekyll Picture Tag requires libvips libraries for resizing images, which must be installed
       - name: Install JPT's dependencies
-        run: sudo apt-get install libvips-tools libpng-dev libwebp-dev libjpeg-dev libheif-dev
+        run: sudo apt-get install -y libvips-tools libpng-dev libwebp-dev libjpeg-dev libheif-dev libheif1
 
       # Put repository source onto the runner so we can build it
       - name: Checkout