diff --git a/Dockerfile.simple b/Dockerfile.simple
index 2a5d30bac0..d048d909cd 100644
--- a/Dockerfile.simple
+++ b/Dockerfile.simple
@@ -27,6 +27,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 		ca-certificates \
 		e2fsprogs \
 		iptables \
+		pkg-config \
 		procps \
 		xfsprogs \
 		xz-utils \