diff --git a/tasks/source.yml b/tasks/source.yml
index 881cac9..bf32581 100644
--- a/tasks/source.yml
+++ b/tasks/source.yml
@@ -1,6 +1,7 @@
 # file: erlang/tasks/source.yml
 
 - name: Erlang | Make sure the build dependencies are installed
+  sudo: true
   apt:
     pkg: "{{item}}"
     state: present
@@ -11,7 +12,7 @@
     url: "http://erlang.org/download/otp_src_{{erlang_version}}.tar.gz"
     dest: "/tmp/otp_src_{{erlang_version}}.tar.gz"
 
-- name: Erlang | Unplack the compressed erlang source
+- name: Erlang | Unpack the compressed erlang source
   command: tar -xvzf /tmp/otp_src_{{erlang_version}}.tar.gz chdir=/tmp creates=/tmp/otp_src_{{erlang_version}}/README.md
 
 - name: Erlang | Build erlang from source - pt. 1 (configure)
@@ -21,4 +22,5 @@
   command: "make chdir=/tmp/otp_src_{{erlang_version}}"
 
 - name: Erlang | Build erlang from source - pt. 1 (make install)
+  sudo: true
   command: "make install chdir=/tmp/otp_src_{{erlang_version}}"