:: commit 24507fa13332dec9f7d7e752e75b465e93dd27a1

diff --git a/GNUmakefile.in b/GNUmakefile.in
index dbd5f417..4131ff05 100644
--- a/GNUmakefile.in
+++ b/GNUmakefile.in
@@ -239,7 +239,7 @@ ifneq ($(BUILD_UEFI_CD),no)
 		cp '$(call SHESCAPE,$(BUILDDIR))/common-uefi-riscv64/BOOTRISCV64.EFI' "$$LIMINE_UEFI_CD_TMP"/EFI/BOOT/ 2>/dev/null; \
 		cp '$(call SHESCAPE,$(BUILDDIR))/common-uefi-x86-64/BOOTX64.EFI' "$$LIMINE_UEFI_CD_TMP"/EFI/BOOT/ 2>/dev/null; \
 		cp '$(call SHESCAPE,$(BUILDDIR))/common-uefi-ia32/BOOTIA32.EFI' "$$LIMINE_UEFI_CD_TMP"/EFI/BOOT/ 2>/dev/null; \
-		find "$$LIMINE_UEFI_CD_TMP" -exec touch -d $(SOURCE_DATE_EPOCH_TOUCH) '{}' + && \
+		find "$$LIMINE_UEFI_CD_TMP" -exec touch -t $(SOURCE_DATE_EPOCH_TOUCH) '{}' + && \
 		mcopy -D o -s -m -i '$(call SHESCAPE,$(BINDIR))/limine-uefi-cd.bin' "$$LIMINE_UEFI_CD_TMP"/EFI :: && \
 		rm -rf "$$LIMINE_UEFI_CD_TMP"
 endif
diff --git a/configure.ac b/configure.ac
index 110273ed..355f779a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -16,7 +16,7 @@ AC_SUBST([REGEN_DATE])
 SOURCE_DATE_EPOCH="m4_esyscmd([if git log -1 >/dev/null 2>&1; then git log -1 --pretty=%ct | tr -d '\n'; else printf 1546300800; fi])"
 AC_SUBST([SOURCE_DATE_EPOCH])
 
-SOURCE_DATE_EPOCH_TOUCH="m4_esyscmd([if git log -1 >/dev/null 2>&1; then git log -1 --pretty=%cI | sed 's/+.*//g' | tr -d '\n'; else printf 2019-01-01T00:00:00Z; fi])"
+SOURCE_DATE_EPOCH_TOUCH="m4_esyscmd([if git log -1 >/dev/null 2>&1; then git log -1 --pretty=%cI | sed 's/-//g;s/T//g;s/://g;s/[0-9][0-9]+.*//g' | tr -d '\n'; else printf 201901010000; fi])"
 AC_SUBST([SOURCE_DATE_EPOCH_TOUCH])
 
 AC_CANONICAL_HOST