diff --git a/clang/Dockerfile b/clang/Dockerfile
index 02150b1..2b8b775 100644
--- a/clang/Dockerfile
+++ b/clang/Dockerfile
@@ -13,6 +13,7 @@ RUN apt-get update -qq && \
     ca-certificates \
     gdb \
     git \
+    gpg \
     ${LIBCXX} \
     libcurl4-openssl-dev \
     libdw-dev \
diff --git a/gcc/Dockerfile b/gcc/Dockerfile
index 40be439..9d458a2 100644
--- a/gcc/Dockerfile
+++ b/gcc/Dockerfile
@@ -13,6 +13,7 @@ RUN apt-get update -qq && \
     g++-${GCC_VERSION} \
     gdb \
     git \
+    gpg \
     libcurl4-openssl-dev \
     libdw-dev \
     libiberty-dev \