diff --git a/sh/401-node b/sh/languages/401-node
similarity index 81%
rename from sh/401-node
rename to sh/languages/401-node
index e845e8d..6e2528d 100644
--- a/sh/401-node
+++ b/sh/languages/401-node
@@ -9,8 +9,8 @@
 
 set -xe
 
-pacman -S nodejs
+sudo pacman -S nodejs
 
-pacman -S npm
+sudo pacman -S npm
 
-pacman -S yarn
+sudo pacman -S yarn
diff --git a/sh/402-crystal b/sh/languages/402-crystal
similarity index 86%
rename from sh/402-crystal
rename to sh/languages/402-crystal
index 7953687..a5de73c 100644
--- a/sh/402-crystal
+++ b/sh/languages/402-crystal
@@ -14,8 +14,8 @@
 
 set -xe
 
-pacman -S crystal
+sudo pacman -S crystal
 
-pacman -S shards
+sudo pacman -S shards
 
-pacman -S llvm
+sudo pacman -S llvm
diff --git a/sh/403-rust b/sh/languages/403-rust
similarity index 95%
rename from sh/403-rust
rename to sh/languages/403-rust
index e50b3b1..b253491 100644
--- a/sh/403-rust
+++ b/sh/languages/403-rust
@@ -14,7 +14,7 @@
 
 set -xe
 
-pacman -S rustup
+sudo pacman -S rustup
 
 rustup install stable
 
diff --git a/sh/404-java b/sh/languages/404-java
similarity index 86%
rename from sh/404-java
rename to sh/languages/404-java
index 0b034fd..3ffc9f9 100644
--- a/sh/404-java
+++ b/sh/languages/404-java
@@ -7,4 +7,4 @@
 
 set -xe
 
-pacman -S jdk10-openjdk
+sudo pacman -S jdk10-openjdk