diff --git a/.gitignore b/.gitignore
index 774b5f7..68a12b6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,8 +1,9 @@
-!/.gitignore
 .*
 *~
+!.gitignore
+!.gitempty
 *.log
-node_modules
-wikilibras_server
 video/*
 tmp/
+node_modules/
+wikilibras_server
diff --git a/Makefile b/Makefile
index 100cad1..4c68bf8 100644
--- a/Makefile
+++ b/Makefile
@@ -9,8 +9,6 @@ CACHE      += "./server.log"
 DONE        = [\33[32;5mFinalizado\33[m]
 FAIL        = [\33[31;5mFalhou\33[m] Codigo: $$?
 
-.PHONY: clean install list run start stop
-
 __help__:
 	@echo ""
 	@echo " \33[32;5m make clean   \33[0m \33[34;5m Remove os logs do servidor                   \33[0m"
@@ -21,11 +19,16 @@ __help__:
 	@echo " \33[32;5m make stop    \33[0m \33[34;5m finaliza a API instanciada no background     \33[0m"
 	@echo ""
 
-install: clean .update .blender .nodejs .npm .mongodb
+clean:
+	@rm -rf $(CACHE)
+
+install: uninstall .update .blender .libav .nodejs .npm .mongodb
 	@echo "\33[31;5mO computador deve ser reiniciado para concluir o processo\33[0m"
 
-.update:
-	@sudo apt-get update
+uninstall: clean
+	@sudo rm -rf "./node_modules"
+	@sudo rm -f "./wikilibras_server"
+	@sudo rm -rf "./node_modules"
 
 .blender:
 	@sudo apt-get -y install blender
@@ -40,16 +43,21 @@ install: clean .update .blender .nodejs .npm .mongodb
 	sudo ln -sf "/usr/share/blender$(BLENDER_VER)/blender" "/usr/bin/blender" && \
 	sudo ln -sf "/usr/share/blender$(BLENDER_VER)/blenderplayer" "/usr/bin/blenderplayer"
 
-clean:
-	@rm -rf $(CACHE)
+.libav:
+	@sudo apt-get -y install libav-tools
+
+.mongodb:
+	@sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 7F0CEB10
+	@echo "deb http://repo.mongodb.org/apt/ubuntu "$$(lsb_release -sc)"/mongodb-org/3.0 multiverse" | sudo tee "/etc/apt/sources.list.d/mongodb-org-3.0.list"
+	@sudo apt-get update
+	@sudo apt-get install -y mongodb-org
+	@sudo rm "/etc/apt/sources.list.d/mongodb-org-3.0.list"
 
 .nodejs:
 	@sudo apt-get -y install nodejs
 	@sudo ln -sf "/usr/bin/nodejs" "/usr/bin/node"
 
 .npm:
-	@sudo rm -rf "./node_modules"
-	@sudo rm -f "./wikilibras_server"
 	@sudo apt-get -y install gcc make build-essential npm
 	@sudo ln -sf "$$HOME" "wikilibras_server"
 	@sudo npm cache clean
@@ -57,12 +65,8 @@ clean:
 	@sudo npm link forever node-gyp
 	@sudo npm install
 
-.mongodb:
-	@sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 7F0CEB10
-	@echo "deb http://repo.mongodb.org/apt/ubuntu "$$(lsb_release -sc)"/mongodb-org/3.0 multiverse" | sudo tee "/etc/apt/sources.list.d/mongodb-org-3.0.list"
+.update:
 	@sudo apt-get update
-	@sudo apt-get install -y mongodb-org
-	@sudo rm "/etc/apt/sources.list.d/mongodb-org-3.0.list"
 
 list:
 	@forever list
diff --git a/package.json b/package.json
index 875b061..8bb0b5b 100644
--- a/package.json
+++ b/package.json
@@ -1,21 +1,21 @@
 {
-  "name": "wikilibras-api",
-  "version": "0.0.1",
-  "description": "An API for WikiLibras",
-  "main": "server.js",
-  "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1",
-    "start": "node server.js"
-  },
-  "author": "LAViD",
-  "license": "MIT",
-  "private": true,
-  "dependencies": {
-    "body-parser": "^1.9.2",
-    "express": "~3.5.1",
-    "mkdirp": "^0.5.0",
-    "mongoose": "~3.8.x",
-    "node-uuid": "^1.4.1",
-    "python-shell": "0.0.3"
-  }
+    "name": "wikilibras-api",
+    "version": "0.0.1",
+    "description": "An API for WikiLibras",
+    "main": "server.js",
+    "scripts": {
+        "test": "echo \"Error: no test specified\" && exit 1",
+        "start": "node server.js"
+    },
+    "author": "LAViD",
+    "license": "MIT",
+    "private": true,
+    "dependencies": {
+        "body-parser": "^1.9.2",
+        "express": "~3.5.1",
+        "mkdirp": "^0.5.0",
+        "mongoose": "~3.8.x",
+        "node-uuid": "^1.4.1",
+        "python-shell": "0.0.3"
+    }
 }
--
libgit2 0.21.2