diff --git a/specfile/constants.py b/specfile/constants.py
index 505271c..fd7f1e2 100644
--- a/specfile/constants.py
+++ b/specfile/constants.py
@@ -2,45 +2,7 @@
 # SPDX-License-Identifier: MIT
 
 # valid section names as defined in build/parseSpec.c in RPM source
-SECTION_NAMES = {
-    "build",
-    "changelog",
-    "check",
-    "clean",
-    "conf",
-    "description",
-    "end",
-    "files",
-    "filetrigger",
-    "filetriggerin",
-    "filetriggerpostun",
-    "filetriggerun",
-    "generate_buildrequires",
-    "install",
-    "package",
-    "patchlist",
-    "post",
-    "posttrans",
-    "postun",
-    "postuntrans",
-    "pre",
-    "prep",
-    "pretrans",
-    "preun",
-    "preuntrans",
-    "sepolicy",
-    "sourcelist",
-    "transfiletrigger",
-    "transfiletriggerin",
-    "transfiletriggerpostun",
-    "transfiletriggerun",
-    "trigger",
-    "triggerin",
-    "triggerpostun",
-    "triggerprein",
-    "triggerun",
-    "verifyscript",
-}
+SECTION_NAMES = {}
 
 SIMPLE_SCRIPT_SECTIONS = {
     "build",
@@ -88,61 +50,7 @@
 SECTION_OPTIONS.update({s: "n:f:p:P:eq" for s in SCRIPT_SECTIONS})
 
 # valid tag names as defined in build/parsePreamble.c in RPM source
-TAG_NAMES = {
-    "autoprov",
-    "autoreq",
-    "autoreqprov",
-    "bugurl",
-    "buildarch",
-    "buildarchitectures",
-    "buildconflicts",
-    "buildoption",
-    "buildprereq",
-    "buildrequires",
-    "buildroot",
-    "buildsystem",
-    "conflicts",
-    "distribution",
-    "disttag",
-    "disturl",
-    "docdir",
-    "enhances",
-    "epoch",
-    "excludearch",
-    "excludeos",
-    "exclusivearch",
-    "exclusiveos",
-    "group",
-    "icon",
-    "license",
-    "modularitylabel",
-    "name",
-    "nopatch",
-    "nosource",
-    "obsoletes",
-    "orderwithrequires",
-    "packager",
-    "patch",
-    "prefix",
-    "prefixes",
-    "prereq",
-    "provides",
-    "recommends",
-    "release",
-    "removepathpostfixes",
-    "requires",
-    "source",
-    "sourcelicense",
-    "suggests",
-    "summary",
-    "supplements",
-    "translationurl",
-    "upstreamreleases",
-    "url",
-    "vcs",
-    "vendor",
-    "version",
-}
+TAG_NAMES = {}
 
 # tags that can optionally have an argument (language or qualifier)
 TAGS_WITH_ARG = {