diff --git a/.SRCINFO b/.SRCINFO
index 4dfc39e31eef..698924bad624 100644
--- a/.SRCINFO
+++ b/.SRCINFO
@@ -1,6 +1,6 @@
 pkgbase = mcy-nightly
 	pkgdesc = Mutation Cover with Yosys
-	pkgver = 20230908_d8f33b0
+	pkgver = 20230909_2f2ad20
 	pkgrel = 1
 	epoch = 1
 	url = https://github.com/YosysHQ/mcy
@@ -18,7 +18,7 @@ pkgbase = mcy-nightly
 	depends = boost-libs
 	optdepends = python-flask
 	options = !strip
-	source = mcy::git+https://github.com/YosysHQ/mcy.git#commit=d8f33b0
+	source = mcy::git+https://github.com/YosysHQ/mcy.git#commit=2f2ad20
 	sha256sums = SKIP
 
 pkgname = mcy-nightly
diff --git a/PKGBUILD b/PKGBUILD
index 2d00e1263f6d..c31bc72c096a 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -1,7 +1,7 @@
 # Maintainer: Aki-nyan <aur@catgirl.link>
 
 pkgname=mcy-nightly
-pkgver=20230908_d8f33b0
+pkgver=20230909_2f2ad20
 pkgrel=1
 epoch=1
 pkgdesc="Mutation Cover with Yosys"
@@ -16,7 +16,7 @@ makedepends=("git" "gcc" "cmake" "boost")
 conflicts=()
 replaces=()
 source=(
-	"mcy::git+https://github.com/YosysHQ/mcy.git#commit=d8f33b0"
+	"mcy::git+https://github.com/YosysHQ/mcy.git#commit=2f2ad20"
 )
 sha256sums=(
 	"SKIP"