diff --git a/stubby/Dockerfile b/stubby/Dockerfile
index 9860d01..c3ecdb3 100644
--- a/stubby/Dockerfile
+++ b/stubby/Dockerfile
@@ -23,8 +23,7 @@ RUN set -e -x && \
     curl -L $SOURCE_OPENSSL$VERSION_OPENSSL.tar.gz.asc -o openssl.tar.gz.asc && \
     GNUPGHOME="$(mktemp -d)" && \
     export GNUPGHOME && \
-    ( gpg --no-tty --keyserver ipv4.pool.sks-keyservers.net --recv-keys "${OPGP_OPENSSL}" \
-    || gpg --no-tty --keyserver ha.pool.sks-keyservers.net --recv-keys "${OPGP_OPENSSL}" ) && \
+    gpg --no-tty --keyserver keys.openpgp.org --recv-keys "$OPGP_OPENSSL" && \
     gpg --batch --verify openssl.tar.gz.asc openssl.tar.gz && \
     tar xzf openssl.tar.gz && \
     cd "${VERSION_OPENSSL}" && \