diff --git a/files/apts/general b/files/apts/general
index d81ec7a553..90529e55c7 100644
--- a/files/apts/general
+++ b/files/apts/general
@@ -22,3 +22,4 @@ python-cmd2 # dist:precise
 python-dev
 python2.7
 bc
+libyaml-dev
diff --git a/files/rpms/general b/files/rpms/general
index c940de6dfe..a0074dd690 100644
--- a/files/rpms/general
+++ b/files/rpms/general
@@ -23,6 +23,7 @@ unzip
 wget
 which
 bc
+libyaml-devel
 
 # [1] : some of installed tools have unversioned dependencies on this,
 # but others have versioned (<=0.7).  So if a later version (0.7.1)