diff --git a/beef/install-root-debian b/beef/install-root-debian
index 11fbe64..66e6b73 100755
--- a/beef/install-root-debian
+++ b/beef/install-root-debian
@@ -2,7 +2,7 @@
 
 echo "Need to get ruby with RVM... Unsupported for now"
 exit 1
-apt-get install build-essential openssl libreadline6 \
+apt-get -y install build-essential openssl libreadline6 \
     libreadline6-dev zlib1g zlib1g-dev libssl-dev \
     libyaml-dev libsqlite3-0 libsqlite3-dev sqlite3 \
     libxml2-dev libxslt1-dev autoconf libc6-dev \
diff --git a/honggfuzz/install-root-archlinux b/honggfuzz/install-root-archlinux
index d56b06e..1560aa1 100755
--- a/honggfuzz/install-root-archlinux
+++ b/honggfuzz/install-root-archlinux
@@ -1,5 +1,5 @@
 #!/bin/bash -ex
 set -eu -o pipefail
 
-apt-get install libbfd-dev libunwind8-dev
+# apt-get install libbfd-dev libunwind8-dev
 pacman -Syu --noconfirm --needed libunwind binutils
diff --git a/wcc/install-root-debian b/wcc/install-root-debian
index 82de44a..24c5307 100755
--- a/wcc/install-root-debian
+++ b/wcc/install-root-debian
@@ -1,7 +1,7 @@
 #!/bin/bash -ex
 set -eu -o pipefail
 
-apt-get install clang libbfd-dev uthash-dev \
+apt-get -y install clang libbfd-dev uthash-dev \
     libelf-dev libcapstone-dev \
     libreadline6 libreadline6-dev \
     libiberty-dev libgsl-dev