diff --git a/.SRCINFO b/.SRCINFO
index 86c056592d07..e6ef159daadc 100644
--- a/.SRCINFO
+++ b/.SRCINFO
@@ -1,12 +1,12 @@
 pkgbase = kissat
 	pkgdesc = A keep it simple and clean bare metal SAT solver written in C
-	pkgver = 4.0.0
+	pkgver = 4.0.1
 	pkgrel = 1
 	url = https://fmv.jku.at/kissat
 	arch = x86_64
 	license = MIT
 	depends = glibc
-	source = kissat-4.0.0.tar.gz::https://github.com/arminbiere/kissat/archive/refs/tags/rel-4.0.0.tar.gz
-	b2sums = 5cd8bec051ec231e381022247d9b7b5aee722b1b7a96ea71139fd391e28d4f05956aa4fe645f6c4318815ac57aa95679478d19c2b6459d03e9bd6bb0977dcdaa
+	source = kissat-4.0.1.tar.gz::https://github.com/arminbiere/kissat/archive/refs/tags/rel-4.0.1.tar.gz
+	b2sums = ca0699e48601ef0c5b0284f75bc6f5a260f9b594411921f8c502402fe6f5b2fc5890ebceb81d7b01c87fe75489d91263d7d4edf94e00e73ec1d868bc36e626e8
 
 pkgname = kissat
diff --git a/PKGBUILD b/PKGBUILD
index 71ec6e84a48b..fc8254068b45 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -1,7 +1,7 @@
 # Maintainer: Manuel Wiesinger <m {you know what belongs here} mmap {and here} at>
 
 pkgname=kissat
-pkgver=4.0.0
+pkgver=4.0.1
 pkgrel=1
 pkgdesc="A keep it simple and clean bare metal SAT solver written in C"
 arch=('x86_64')
@@ -10,7 +10,7 @@ license=('MIT')
 depends=('glibc')
 _srcname="${pkgname}-rel-${pkgver}"
 source=("$pkgname-$pkgver.tar.gz::https://github.com/arminbiere/kissat/archive/refs/tags/rel-${pkgver}.tar.gz")
-b2sums=('5cd8bec051ec231e381022247d9b7b5aee722b1b7a96ea71139fd391e28d4f05956aa4fe645f6c4318815ac57aa95679478d19c2b6459d03e9bd6bb0977dcdaa')
+b2sums=('ca0699e48601ef0c5b0284f75bc6f5a260f9b594411921f8c502402fe6f5b2fc5890ebceb81d7b01c87fe75489d91263d7d4edf94e00e73ec1d868bc36e626e8')
 
 build() {
     cd "${srcdir}/${_srcname}"