diff --git a/lfs/perl b/lfs/perl
index 822249f76..f507544c4 100644
--- a/lfs/perl
+++ b/lfs/perl
@@ -88,7 +88,7 @@ ifeq "$(ROOT)" ""
 	cd $(DIR_APP) && make $(MAKETUNING)
 	cd $(DIR_APP) && make install
 else
-	cd $(DIR_APP) && ./configure.gnu --prefix=/tools -Dstatic_ext='Data/Dumper Fcntl IO POSIX'
+	cd $(DIR_APP) && ./configure.gnu --prefix=/tools -Dstatic_ext='Data/Dumper Fcntl IO'
 	cd $(DIR_APP) && sed -i 's/^0$$//' makefile
 	cd $(DIR_APP) && sed -i 's/^0$$//' x2p/makefile
 	cd $(DIR_APP) && make perl utilities
diff --git a/src/patches/perl-5.8.8-libc-2.patch b/src/patches/perl-5.12.3-libc-2.patch
similarity index 100%
rename from src/patches/perl-5.8.8-libc-2.patch
rename to src/patches/perl-5.12.3-libc-2.patch