diff --git a/PKGBUILD b/PKGBUILD
index bcfcd8d87bb44b4de270316ad09f8928e079e56e..cad809dfa9130d87d268cfaf8860e6af90a742d6 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -19,7 +19,7 @@ license=(
 )
 depends=(glibc)
 makedepends=(
-  db5.3
+  db
   icu
   libldap
   libnsl
@@ -37,7 +37,6 @@ source=(
   https://de.postfix.org/ftpmirror/official/$pkgbase-$pkgver.tar.gz
   $pkgbase-$pkgver.tar.gz.sig::https://de.postfix.org/ftpmirror/official/$pkgbase-$pkgver.tar.gz.gpg2
   $pkgbase-3.5.8-main_defaults.patch
-  $pkgbase-3.8.4-db53.patch
   $pkgbase.service
   $pkgbase.sysusers
   $pkgbase.tmpfiles
@@ -45,14 +44,12 @@ source=(
 sha512sums=('5bae3d62e104714aead1fff28a595bab4315227382f53c8dae2a231f4240e31abda19c1e3befc1db4c89bc5d66c9a43830390365aadabdac5cf36b493c5c48c7'
             'SKIP'
             '7b2785aa8120ca3ff91b405baf675e9e11f8d58b18a9b842672e7ae30932febddac10556a70823d8746fcb160bceb4dbabdee45cf46b02fc0127057656fb85c4'
-            '9a431ce829355b259b6cb617e983ab96b370185280abcbcc82268c2e9fc4e9d34a215720e83e66a4fb30b7f7fc4293491ba9fe6077c326f2cec68d259c333e47'
             '27f54747ad480d65b560c9dbc97e12c6353e4bceca0ffe3e358e31de56db0ad79928164c9f8790c73a9f791daa378253d2ee29b5a766661778553ec889b2cf97'
             'a7f15970f613ae7b98ce1b84ca0a6034ce3cc7b2b9ce7160dad9731f740fb762f4a54f44acceb5f06f8744fa9e952b088086af8a69da388a600b742a3cda37f2'
             'd08574a6acd595fc146513c92dc1bb341c3432d67de1e93ab73a7ce60e385dd34f3a55e3d3d7aec5f358ac4aae260f028599ac47650ebc663cea3043a760a7bc')
 b2sums=('200ce3d72444da05e42fc8627002d53d68c1b3d78b7f74b0130ac958c23d16454783ef4849a8c9a4e3cba8ae36646e921f7e94ac4fb819b597e1a5ab1a875272'
         'SKIP'
         'b5f19e0619f1fb017cd889c14e341c21146b3afe7b9eefcdb7fb1eb83a357434b899d1e92f3ab0023c78ef8f2de6ae54c4599ee0f0bd04d257f4ca0a4dc9a16c'
-        '44c58ddcf8b2b7dd86c59c2aaf50c5656f86145c3d351ac819104d379516909a341509eefd371c33c51c10cbca5acf860a12a89d102d4fdb6d5a1add37176ac4'
         '02dd441cf6e4a7c2bc0de876f020b0784d811f77a5c6102dd075d67b07158dbc53c8b4d62bc8035283d4f349008574b1c3fac03f4519d56ffd809cb5bcfb7bea'
         'db58b7deb24cea16fb84f56680f0000683f72e11a95039969878e3819607aad5e65af9d9f50007e7710609065c0e3ebb9b30c1d929162b74eca5e74434d82cf1'
         'de31693cea5f452a9c8c0d1cf5210a6e67c0176f8b1a4d74106f2e803911569e9fdbb2301b3b5dc7ad6a6da285026b1a3ed3de52117d216b030cf0d92348909d')
@@ -71,9 +68,6 @@ _pick() {
 prepare() {
   # add distribution defaults to main.cf (alias_maps and alias_database)
   patch -Np1 -d $pkgbase-$pkgver -i ../$pkgbase-3.5.8-main_defaults.patch
-
-  # allow building against against db5.3
-  patch -Np1 -d $pkgbase-$pkgver -i ../$pkgbase-3.8.4-db53.patch
 }
 
 build() {
@@ -128,7 +122,7 @@ package_postfix() {
   local _files_dir="$pkgdir/etc/$pkgbase/$pkgbase-files.d"
 
   depends+=(
-    db5.3
+    db
     icu libicuuc.so
     libnsl libnsl.so
     libsasl libsasl2.so
diff --git a/postfix-3.8.4-db53.patch b/postfix-3.8.4-db53.patch
deleted file mode 100644
index 7805cff43a0ba8cdf00c5f1dff3a10586b8d8b33..0000000000000000000000000000000000000000
--- a/postfix-3.8.4-db53.patch
+++ /dev/null
@@ -1,28 +0,0 @@
-diff --git a/makedefs b/makedefs
-index 005e4b3..a58bd08 100644
---- a/makedefs
-+++ b/makedefs
-@@ -555,21 +555,8 @@ case "$SYSTEM.$RELEASE" in
- 		case "$CCARGS" in
- 		 *-DNO_DB*) ;;
- 		 *-DHAS_DB*) ;;
--		 *) if [ -f /usr/include/db.h ]
--		    then
--			: we are all set
--		    elif [ -f /usr/include/db/db.h ]
--		    then
--			CCARGS="$CCARGS -I/usr/include/db"
--		    else
--			# No, we're not going to try db1 db2 db3 etc.
--			# On a properly installed system, Postfix builds
--			# by including <db.h> and by linking with -ldb
--			echo "No <db.h> include file found." 1>&2
--			echo "Install the appropriate db*-devel package first." 1>&2
--			exit 1
--		    fi
--		    SYSLIBS="-ldb"
-+		 *) CCARGS="$CCARGS -I/usr/include/db5.3"
-+		    SYSLIBS="-ldb5.3"
- 		    ;;
- 		esac
- 		for name in nsl resolv $GDBM_LIBS