diff --git a/.yamato/build_linux_x64.sh b/.yamato/build_linux_x64.sh
index 08ddd5600ee23c29014058fbd9a4f2f1ce15ad89..8c09fcc0f9459464a4400d2bd8267fb5982e70f2 100755
--- a/.yamato/build_linux_x64.sh
+++ b/.yamato/build_linux_x64.sh
@@ -1,5 +1,7 @@
 sudo apt-get install -y schroot
 sudo apt-get install -y binutils debootstrap
+sudo apt-get install -y curl
+sudo apt-get install -y m4
 git submodule update --init --recursive
 # try again in case previous update failed
 git submodule update --init --recursive