diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index eb0058f0e9dd2f70ce2d3ee609d58adc40c2485a..e81c0b968607450ba5a40ec331bae159028e4ed8 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -7,9 +7,11 @@ before_script:
  - |
     apt-get update -qq &&
     apt-get install -qq \
+        bison \
         build-essential \
         curl \
         dosfstools \
+        flex \
         fuse \
         genisoimage \
         git \
diff --git a/cookbook b/cookbook
index 0c47839c2c8f2cd3f5f990bda07e1c54bea5feed..c656918ea34828a3005f5ceb968a89a3a18fa797 160000
--- a/cookbook
+++ b/cookbook
@@ -1 +1 @@
-Subproject commit 0c47839c2c8f2cd3f5f990bda07e1c54bea5feed
+Subproject commit c656918ea34828a3005f5ceb968a89a3a18fa797
diff --git a/relibc b/relibc
index 9790289aec9c778be3a3e7ba94358f2c6b3cbea7..de432712045ee7ce72912c028d40d8ddff23d2c8 160000
--- a/relibc
+++ b/relibc
@@ -1 +1 @@
-Subproject commit 9790289aec9c778be3a3e7ba94358f2c6b3cbea7
+Subproject commit de432712045ee7ce72912c028d40d8ddff23d2c8