diff --git a/.goreleaser.yaml b/.goreleaser.yaml
index 0889869..d10814c 100644
--- a/.goreleaser.yaml
+++ b/.goreleaser.yaml
@@ -33,3 +33,68 @@ changelog:
     exclude:
       - "^docs:"
       - "^test:"
+
+# .goreleaser.yaml
+nfpms:
+  # note that this is an array of nfpm configs
+  - #
+    id: vapour
+
+    # Name of the package.
+    #
+    # Default: ProjectName.
+    # Templates: allowed.
+    package_name: vapour
+
+    # Your app's vendor.
+    vendor: Vapour
+
+    # Your app's homepage.
+    #
+    # Default: inferred from global metadata.
+    homepage: https://vapour.run
+
+    # Your app's maintainer (probably you).
+    #
+    # Default: inferred from global metadata.
+    maintainer: John Coene <jcoenep@gmail.com>
+
+    # Your app's description.
+    #
+    # Default: inferred from global metadata.
+    description: |-
+      Vapour is a typed superset of R.
+
+    # Your app's license.
+    #
+    # Default: inferred from global metadata.
+    license: Apache 2.0
+
+    # Formats to be generated.
+    formats:
+      - apk
+      - deb
+      - rpm
+      - termux.deb
+      - archlinux
+
+    # Umask to be used on files without explicit mode set. (overridable)
+    #
+    # Default: 0o002 (will remove world-writable permissions).
+    umask: 0o002
+
+    # Path that the binaries should be installed.
+    #
+    # Default: '/usr/bin'.
+    bindir: /usr/bin
+
+    # Version Release.
+    release: 1
+
+    # Section.
+    section: default
+
+    # Makes a meta package - an empty package that contains only supporting
+    # files and dependencies.
+    # When set to `true`, the `builds` option is ignored.
+    meta: true
diff --git a/vapour.go b/vapour.go
index f7dd433..d16b0ca 100644
--- a/vapour.go
+++ b/vapour.go
@@ -14,7 +14,7 @@ type vapour struct {
 func New() *vapour {
 	return &vapour{
 		name:    "vapour",
-		version: "0.0.1",
+		version: "0.0.2",
 	}
 }
 
diff --git a/walker/walk_test.go b/walker/walk_test.go
index fdd11b4..a2b0fbc 100644
--- a/walker/walk_test.go
+++ b/walker/walk_test.go
@@ -811,7 +811,7 @@ func multiply(x: int = 2, y: int = 1): int {
 
 apply_math(1, 2, multiply)
 
-apply_math(1, 2, (x: int, y: int) => {
+apply_math(1, 2, (x: int, y: int): int => {
   return x + y
 })
 
@@ -829,6 +829,10 @@ apply_math(1, 2, zz)
 apply_math(1, 2, (x: int, y: char): int => {
   return x + 1
 })
+
+func foo(x: int): math {
+  return zz
+}
 `
 
 	l := lexer.NewTest(code)