diff --git a/packages/go/1.16.2/build.sh b/packages/go/1.16.2/build.sh
deleted file mode 100755
index c45964c..0000000
--- a/packages/go/1.16.2/build.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/usr/bin/env bash
-curl -LO https://golang.org/dl/go1.16.2.linux-amd64.tar.gz
-tar -xzf go1.16.2.linux-amd64.tar.gz
-rm go1.16.2.linux-amd64.tar.gz
diff --git a/packages/go/1.16.2/environment b/packages/go/1.16.2/environment
deleted file mode 100644
index 88299c1..0000000
--- a/packages/go/1.16.2/environment
+++ /dev/null
@@ -1,2 +0,0 @@
-export PATH=$PWD/go/bin:$PATH
-export GOPATH=$PWD/gopath
diff --git a/packages/go/1.16.2/metadata.json b/packages/go/1.16.2/metadata.json
deleted file mode 100644
index 7f9e443..0000000
--- a/packages/go/1.16.2/metadata.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-    "language": "go",
-    "version": "1.16.2",
-    "author": "Victor Frazao <luiz_victor_frazao@hotmail.com>",
-    "aliases": ["go", "golang"]
-}
diff --git a/packages/go/1.16.2/run b/packages/go/1.16.2/run
deleted file mode 100644
index 09656af..0000000
--- a/packages/go/1.16.2/run
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/usr/bin/env bash
-
-GOCACHE=$PWD go run "$@"
diff --git a/packages/go/1.16.2/test.go b/packages/go/1.16.2/test.go
deleted file mode 100644
index c06f485..0000000
--- a/packages/go/1.16.2/test.go
+++ /dev/null
@@ -1,7 +0,0 @@
-package main
-
-import "fmt"
-
-func main() {
-	fmt.Println("OK")
-}
diff --git a/packages/julia/1.5.4/build.sh b/packages/julia/1.5.4/build.sh
deleted file mode 100755
index 46beaeb..0000000
--- a/packages/julia/1.5.4/build.sh
+++ /dev/null
@@ -1,5 +0,0 @@
-#!/usr/bin/env bash
-
-curl -OL https://julialang-s3.julialang.org/bin/linux/x64/1.5/julia-1.5.4-linux-x86_64.tar.gz
-tar zxvf julia-1.5.4-linux-x86_64.tar.gz
-rm julia-1.5.4-linux-x86_64.tar.gz
diff --git a/packages/julia/1.5.4/environment b/packages/julia/1.5.4/environment
deleted file mode 100644
index a20e0bf..0000000
--- a/packages/julia/1.5.4/environment
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/usr/bin/env bash
-
-export PATH=$PWD/julia-1.5.4/bin:$PATH
diff --git a/packages/julia/1.5.4/metadata.json b/packages/julia/1.5.4/metadata.json
deleted file mode 100644
index 3dfba09..0000000
--- a/packages/julia/1.5.4/metadata.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-  "language": "julia",
-  "version": "1.5.4",
-  "aliases": ["jl"],
-  "author": "Victor Frazao <luiz_victor_frazao@hotmail.com>"
-}
diff --git a/packages/julia/1.5.4/run b/packages/julia/1.5.4/run
deleted file mode 100755
index 215025f..0000000
--- a/packages/julia/1.5.4/run
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/usr/bin/env bash
-
-# Put instructions to run the runtime
-julia --startup-file=no --history-file=no "$@"
diff --git a/packages/julia/1.5.4/test.jl b/packages/julia/1.5.4/test.jl
deleted file mode 100644
index dc98a27..0000000
--- a/packages/julia/1.5.4/test.jl
+++ /dev/null
@@ -1 +0,0 @@
-println("OK")