diff --git a/Dockerfile b/Dockerfile
index d9e5593..c027e91 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,6 +6,7 @@ RUN apt-get update && apt-get install -y \
     gcc \
     libffi-dev \
     libheif-dev \
+    libde265-dev \
     python3-dev \
     build-essential \
     && rm -rf /var/lib/apt/lists/*