diff --git a/.SRCINFO b/.SRCINFO
index 98dd7e5..27fcda9 100644
--- a/.SRCINFO
+++ b/.SRCINFO
@@ -1,6 +1,6 @@
 pkgbase = rauc
 	pkgdesc = RAUC controls the update process on embedded linux systems. It is both a target application that runs as an update client and a host/target tool that allows you to create, inspect and modify installation artifacts.
-	pkgver = 0.3
+	pkgver = 0.4
 	pkgrel = 1
 	url = https://github.com/rauc/rauc
 	arch = i686
@@ -9,8 +9,12 @@ pkgbase = rauc
 	makedepends = python
 	depends = curl
 	depends = json-glib
-	source = https://github.com/rauc/rauc/releases/download/v0.3/rauc-0.3.tar.xz
-	sha256sums = dc01bfb08b1830376782f9a51cfec290171519267ab97cc909435da9ac6d6d98
+	source = https://github.com/rauc/rauc/releases/download/v0.4/rauc-0.4.tar.xz
+	source = https://github.com/rauc/rauc/releases/download/v0.4/rauc-0.4.tar.xz.asc
+	validpgpkeys = 977843FD5C3EBF76BAD4008EA58CC53DBF05E090
+	validpgpkeys = 23F7401CD1CFE80940B611CA81C07DCEDA5CCBBB
+	sha256sums = 89656b6330ac1f31293d450f5179896397c588ab52e77ec229382a6abd125d35
+	sha256sums = SKIP
 
 pkgname = rauc
 
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..33bf031
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,4 @@
+src
+pkg
+*.tar.xz
+*.tar.xz.asc
diff --git a/PKGBUILD b/PKGBUILD
index 58eff27..997bbe8 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -1,7 +1,7 @@
 # Maintainer: Arti Zirk <arti.zirk@gmail.com>
 
 pkgname=rauc
-pkgver=0.3
+pkgver=0.4
 pkgrel=1
 pkgdesc="RAUC controls the update process on embedded linux systems. It is both a target application that runs as an update client and a host/target tool that allows you to create, inspect and modify installation artifacts."
 arch=('i686' 'x86_64')
@@ -9,10 +9,12 @@ url="https://github.com/rauc/rauc"
 license=('GPL')
 depends=('curl' 'json-glib')
 makedepends=('python')
-source=(https://github.com/$pkgname/$pkgname/releases/download/v$pkgver/$pkgname-$pkgver.tar.xz)
-#        https://github.com/$pkgname/$pkgname/releases/download/v$pkgver/$pkgname-$pkgver.tar.xz.asc)
-sha256sums=('dc01bfb08b1830376782f9a51cfec290171519267ab97cc909435da9ac6d6d98')
-#         'SKIP')
+source=(https://github.com/$pkgname/$pkgname/releases/download/v$pkgver/$pkgname-$pkgver.tar.xz
+        https://github.com/$pkgname/$pkgname/releases/download/v$pkgver/$pkgname-$pkgver.tar.xz.asc)
+sha256sums=('89656b6330ac1f31293d450f5179896397c588ab52e77ec229382a6abd125d35'
+         'SKIP')
+validpgpkeys=('977843FD5C3EBF76BAD4008EA58CC53DBF05E090'
+              '23F7401CD1CFE80940B611CA81C07DCEDA5CCBBB')
 
 build() {
   cd $srcdir/$pkgname-$pkgver