diff --git a/core/perl/PKGBUILD b/core/perl/PKGBUILD
index 1eac4611e..86c9a4e18 100644
--- a/core/perl/PKGBUILD
+++ b/core/perl/PKGBUILD
@@ -11,7 +11,7 @@
 pkgname=perl
 pkgver=5.34.0
 _baseversion="${pkgver%.*}"
-pkgrel=1
+pkgrel=2
 pkgdesc="A highly capable, feature-rich programming language"
 arch=(x86_64)
 license=('GPL' 'PerlArtistic')
@@ -136,6 +136,8 @@ provides=('perl-archive-tar=2.38'
 # Add your own provides here
 provides=("${provides[@]}")
 source=(https://www.cpan.org/src/5.0/perl-${pkgver}.tar.xz
+        perl-18924.patch::https://github.com/Perl/perl5/pull/18924.patch
+        config.over
         perlbin.sh
         perlbin.csh
         perlbin.fish
@@ -143,6 +145,8 @@ source=(https://www.cpan.org/src/5.0/perl-${pkgver}.tar.xz
         detect-old-perl-modules.hook)
 options=('makeflags' '!purge' 'emptydirs')
 sha512sums=('691b4b31eacec357191fba777612b4e3eae59e946a22998a50766697c0d61db1d42a9b3bc1e41abf0d1ca1893e4a7c06d7bf3290480cf03d7f79befd7a8a3267'
+            '58f99cfdc762270a41d85afe37239e9a9837142254e8c83bcd67386fabd71f60ede4a02b2b06e4afade7d5452e54f696b4640b76f48f8ec5599e8637b4fbedeb'
+            '1c924b5bf7413d097f62638a574d7decf36d98598b84cdb5fb31ff633b6f953371e14b004a2558a1a0b74b6b60b90b481af0f68555a49208fe6b226381fed79f'
             '6ed5bc6dbdc47bc7f4c0fedbe18deaf35ab02a2e6700988beb545954bb1d0fe20ff1a4de39d6d9fc882ef1741f7bf6d85ba165d0cd8dc0d9939b789c894f48a1'
             '53eb0cddfd637014f3d3a101665db8dcafe5ac5bf3d319a259974334eb89c1c405097518ae96b6d18e520194633c7be57c9b2cd9ae6398443eb08f1a2008d112'
             '881e2efe05ba818cd7300f126800b56bb0685cb5c9c5fb7e67ef6aaf5abd17d2391a979d5d16d109c5111f4b35504ba83d19b0e6eda4431e8421fcbea19d2f1a'
@@ -152,6 +156,8 @@ sha512sums=('691b4b31eacec357191fba777612b4e3eae59e946a22998a50766697c0d61db1d42
 
 prepare() {
   cd "${srcdir}/${pkgname}-${pkgver}"
+
+  patch -p1 -i "$srcdir/perl-18924.patch"
 }
 
 build() {
@@ -165,6 +171,10 @@ build() {
     arch_opts=""
   fi
 
+  # reproducible builds overrides are only fully effective when loaded from file
+  cp ../config.over .
+
+  export TZ=UTC
   [[ $CARCH == "arm" ]] && CONFIG="-Dd_u32align"
   ./Configure -des -Dusethreads -Duseshrplib -Doptimize="${CFLAGS}" \
     -Dprefix=/usr -Dvendorprefix=/usr \
@@ -179,10 +189,7 @@ build() {
     -Dvendorscript=/usr/bin/vendor_perl \
     -Dinc_version_list=none \
     -Dman1ext=1perl -Dman3ext=3perl ${arch_opts} \
-    -Dlddlflags="-shared ${LDFLAGS}" -Dldflags="${LDFLAGS}" \
-    -Dmyuname="archlinux" \
-    -Dmyhostname="archlinux" \
-    -Dcf_time="`date -u --date="@${SOURCE_DATE_EPOCH:-$(date +%s)}"`" $CONFIG
+    -Dlddlflags="-shared ${LDFLAGS}" -Dldflags="${LDFLAGS}" $CONFIG
   make
 }
 
diff --git a/core/perl/config.over b/core/perl/config.over
new file mode 100644
index 000000000..aab4dafeb
--- /dev/null
+++ b/core/perl/config.over
@@ -0,0 +1,5 @@
+#!/bin/sh
+osvers="5.12.15-arch1-1"
+myuname="archlinux"
+myhostname="archlinux"
+cf_time="`date -u --date="@${SOURCE_DATE_EPOCH:-$(date +%s)}"`"
diff --git a/core/perl/generate-rebuild-list.sh b/core/perl/generate-rebuild-list.sh
index 89de8187f..a34e624da 100755
--- a/core/perl/generate-rebuild-list.sh
+++ b/core/perl/generate-rebuild-list.sh
@@ -6,6 +6,7 @@ echo "vim"
 
 pkgfile -rd "^/usr/lib/perl5/" | sed 's#^.*/##' | sort -u
 
+ssh build.archlinux.org sogrep -r
 for repo in core extra community multilib; do
 	ssh build.archlinux.org sogrep "$repo" libperl.so
 done