diff --git a/aegisub/trunk/PKGBUILD b/aegisub/trunk/PKGBUILD
index f57bb5a27b3..57b1b0a0a6e 100644
--- a/aegisub/trunk/PKGBUILD
+++ b/aegisub/trunk/PKGBUILD
@@ -4,7 +4,7 @@
 
 pkgname=aegisub
 pkgver=3.2.2
-pkgrel=39
+pkgrel=40
 pkgdesc='A general-purpose subtitle editor with ASS/SSA support'
 arch=(x86_64)
 url=http://www.aegisub.org
@@ -33,11 +33,12 @@ makedepends=(
   mesa
 )
 source=(
-  git+https://github.com/Aegisub/Aegisub.git#tag=v${pkgver}
+  git+https://github.com/Aegisub/Aegisub.git?signed#tag=v${pkgver}
   boost-1.68.patch
   icu59.patch
   make-4.3.patch
 )
+validpgpkeys=('6DD9508BCB1CE31AF295FF9B6A889F50A8B00C08') # Thomas Goyne
 sha256sums=(
   SKIP
   aa1689a2204f6a617000f3380b8dea9c3dca4f500d0643e05172750c49cc5a21