diff --git a/src/core/llvm/Dockerfile b/src/core/llvm/Dockerfile
index 1b5761e..f1d6dec 100644
--- a/src/core/llvm/Dockerfile
+++ b/src/core/llvm/Dockerfile
@@ -9,6 +9,7 @@ FROM ${REGISTRY}/py-setuptools as py-setuptools
 FROM ${REGISTRY}/cmake as cmake
 FROM ${REGISTRY}/ninja as ninja
 FROM ${REGISTRY}/busybox as busybox
+FROM ${REGISTRY}/openssl as openssl
 
 FROM busybox as base
 ARG VERSION
@@ -24,9 +25,10 @@ COPY --from=musl . /
 COPY --from=gcc . /
 COPY --from=python . /
 COPY --from=py-setuptools . /
+COPY --from=openssl . /
 
 FROM base as fetch
-RUN wget ${SRC_SITE}/llvmorg-${SRC_VERSION}/llvm-project-${SRC_VERSION}.src.tar.xz
+RUN wget --no-check-certificate ${SRC_SITE}/llvmorg-${SRC_VERSION}/llvm-project-${SRC_VERSION}.src.tar.xz
 RUN echo "$(printenv SRC_HASH_${VERSION//./_})  llvm-project-${SRC_VERSION}.src.tar.xz" | sha256sum -c
 
 FROM fetch as build
diff --git a/src/core/ninja/Dockerfile b/src/core/ninja/Dockerfile
index 459a513..e193b8b 100644
--- a/src/core/ninja/Dockerfile
+++ b/src/core/ninja/Dockerfile
@@ -5,6 +5,8 @@ FROM ${REGISTRY}/python:latest as python
 FROM ${REGISTRY}/musl:latest as musl
 FROM ${REGISTRY}/gcc:latest as gcc
 FROM ${REGISTRY}/busybox:latest as busybox
+FROM ${REGISTRY}/ca-certificates:latest as ca-certificates
+FROM ${REGISTRY}/openssl:latest as openssl
 
 FROM busybox as base
 ENV SRC_SITE=https://github.com/martine/ninja/archive/
@@ -15,9 +17,11 @@ COPY --from=make . /
 COPY --from=python . /
 COPY --from=musl . /
 COPY --from=gcc . /
+COPY --from=openssl . /
+FROM ${REGISTRY}/busybox:latest as busybox
 
 FROM base as fetch
-RUN wget ${SRC_SITE}/v${SRC_VERSION}.tar.gz
+RUN wget --no-check-certificate ${SRC_SITE}/v${SRC_VERSION}.tar.gz
 RUN echo "${SRC_HASH}  v${SRC_VERSION}.tar.gz" | sha256sum -c
 
 FROM fetch as build