diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..9b62da4
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,7 @@
+---
+version: 2
+updates:
+  - package-ecosystem: "docker"
+    directory: "/"
+    schedule:
+      interval: "weekly"
diff --git a/Makefile b/Makefile
index c640ad9..5d9f2a3 100644
--- a/Makefile
+++ b/Makefile
@@ -5,7 +5,7 @@ MAINTAINER_NAME = Jose Diaz-Gonzalez
 REPOSITORY = procfile-util
 HARDWARE = $(shell uname -m)
 SYSTEM_NAME  = $(shell uname -s | tr '[:upper:]' '[:lower:]')
-BASE_VERSION ?= 0.12.0
+BASE_VERSION ?= 0.13.0
 IMAGE_NAME ?= $(MAINTAINER)/$(REPOSITORY)
 PACKAGECLOUD_REPOSITORY ?= dokku/dokku-betafish
 
@@ -173,7 +173,6 @@ release-packagecloud:
 	@$(MAKE) release-packagecloud-rpm
 
 release-packagecloud-deb: build/deb/$(NAME)_$(VERSION)_amd64.deb build/deb/$(NAME)_$(VERSION)_armhf.deb
-	package_cloud push $(PACKAGECLOUD_REPOSITORY)/ubuntu/xenial  build/deb/$(NAME)_$(VERSION)_amd64.deb
 	package_cloud push $(PACKAGECLOUD_REPOSITORY)/ubuntu/bionic  build/deb/$(NAME)_$(VERSION)_amd64.deb
 	package_cloud push $(PACKAGECLOUD_REPOSITORY)/ubuntu/focal   build/deb/$(NAME)_$(VERSION)_amd64.deb
 	package_cloud push $(PACKAGECLOUD_REPOSITORY)/debian/stretch build/deb/$(NAME)_$(VERSION)_amd64.deb
diff --git a/go.mod b/go.mod
index 4a7af8e..b4b9f16 100644
--- a/go.mod
+++ b/go.mod
@@ -1,11 +1,11 @@
 module procfile-util
 
-go 1.12
+go 1.16
 
 require (
-	github.com/akamensky/argparse v0.0.0-20180405044306-95911c018170
+	github.com/akamensky/argparse v1.3.1
+	github.com/alessio/shellescape v1.4.1 // indirect
 	github.com/andrew-d/go-termutil v0.0.0-20150726205930-009166a695a2
-	github.com/go-bindata/go-bindata v3.1.2+incompatible // indirect
-	github.com/joho/godotenv v1.2.0
+	github.com/joho/godotenv v1.4.0
 	gopkg.in/alessio/shellescape.v1 v1.0.0-20170105083845-52074bc9df61
 )
diff --git a/go.sum b/go.sum
index 071f9c4..6c033c8 100644
--- a/go.sum
+++ b/go.sum
@@ -1,10 +1,10 @@
-github.com/akamensky/argparse v0.0.0-20180405044306-95911c018170 h1:JuYOgmyY+ckpAAfYbiToLlgcjidpLKgjVbu+7J09FI4=
-github.com/akamensky/argparse v0.0.0-20180405044306-95911c018170/go.mod h1:pdh+2piXurh466J9tqIqq39/9GO2Y8nZt6Cxzu18T9A=
+github.com/akamensky/argparse v1.3.1 h1:kP6+OyvR0fuBH6UhbE6yh/nskrDEIQgEA1SUXDPjx4g=
+github.com/akamensky/argparse v1.3.1/go.mod h1:S5kwC7IuDcEr5VeXtGPRVZ5o/FdhcMlQz4IZQuw64xA=
+github.com/alessio/shellescape v1.4.1 h1:V7yhSDDn8LP4lc4jS8pFkt0zCnzVJlG5JXy9BVKJUX0=
+github.com/alessio/shellescape v1.4.1/go.mod h1:PZAiSCk0LJaZkiCSkPv8qIobYglO3FPpyFjDCtHLS30=
 github.com/andrew-d/go-termutil v0.0.0-20150726205930-009166a695a2 h1:axBiC50cNZOs7ygH5BgQp4N+aYrZ2DNpWZ1KG3VOSOM=
 github.com/andrew-d/go-termutil v0.0.0-20150726205930-009166a695a2/go.mod h1:jnzFpU88PccN/tPPhCpnNU8mZphvKxYM9lLNkd8e+os=
-github.com/go-bindata/go-bindata v3.1.2+incompatible h1:5vjJMVhowQdPzjE1LdxyFF7YFTXg5IgGVW4gBr5IbvE=
-github.com/go-bindata/go-bindata v3.1.2+incompatible/go.mod h1:xK8Dsgwmeed+BBsSy2XTopBn/8uK2HWuGSnA11C3Joo=
-github.com/joho/godotenv v1.2.0 h1:vGTvz69FzUFp+X4/bAkb0j5BoLC+9bpqTWY8mjhA9pc=
-github.com/joho/godotenv v1.2.0/go.mod h1:7hK45KPybAkOC6peb+G5yklZfMxEjkZhHbwpqxOKXbg=
+github.com/joho/godotenv v1.4.0 h1:3l4+N6zfMWnkbPEXKng2o2/MR5mSwTrBih4ZEkkz1lg=
+github.com/joho/godotenv v1.4.0/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
 gopkg.in/alessio/shellescape.v1 v1.0.0-20170105083845-52074bc9df61 h1:8ajkpB4hXVftY5ko905id+dOnmorcS2CHNxxHLLDcFM=
 gopkg.in/alessio/shellescape.v1 v1.0.0-20170105083845-52074bc9df61/go.mod h1:IfMagxm39Ys4ybJrDb7W3Ob8RwxftP0Yy+or/NVz1O8=