diff --git a/Dockerfile b/Dockerfile
index 4dc7e4d..8a44a8c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,8 +2,8 @@ FROM jedisct1/alpine-runit:latest
 MAINTAINER Frank Denis
 ENV SERIAL 1
 
-ENV BUILD_DEPS   make gcc musl-dev git ldns-dev libevent-dev expat-dev shadow autoconf file libexecinfo-dev
-ENV RUNTIME_DEPS bash util-linux coreutils findutils grep libressl ldns ldns-tools libevent expat libtool libexecinfo coreutils drill
+ENV BUILD_DEPS   make gcc musl-dev git libevent-dev expat-dev shadow autoconf file
+ENV RUNTIME_DEPS bash util-linux coreutils findutils grep libressl ldns ldns-tools libevent expat libexecinfo coreutils drill
 
 RUN set -x && \
     apk --update upgrade && apk add $RUNTIME_DEPS $BUILD_DEPS