diff --git a/Dockerfile b/Dockerfile
index 019df47..eebb4c6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,6 +2,7 @@ FROM debian:buster AS builder
 
 # Build-time dependencies
 RUN apt-get update && apt-get install -y \
+		ca-certificates \
 		build-essential \
 		pkg-config \
 		qt5-default \