diff --git a/pkgs/tools/typesetting/tex/texlive/default.nix b/pkgs/tools/typesetting/tex/texlive/default.nix
index 94b8c2db9035..c2afce69771b 100644
--- a/pkgs/tools/typesetting/tex/texlive/default.nix
+++ b/pkgs/tools/typesetting/tex/texlive/default.nix
@@ -126,13 +126,23 @@ let
     day = "27";
   };
 
+  # The tarballs on CTAN mirrors for the current release are constantly
+  # receiving updates, so we can't use those directly. Stable snapshots
+  # need to be used instead. Ideally, for the release branches of NixOS we
+  # should be switching to the tlnet-final versions
+  # (https://tug.org/historic/).
+  urlPrefixes = [
+    # tlnet-final snapshot
+    #"http://ftp.math.utah.edu/pub/tex/historic/systems/texlive/${bin.texliveYear}/tlnet-final/archive"
+    #"ftp://tug.org/texlive/historic/${bin.texliveYear}/tlnet-final/archive"
+
+    # Daily snapshots hosted by one of the texlive release managers
+    "https://texlive.info/tlnet-archive/${snapshot.year}/${snapshot.month}/${snapshot.day}/tlnet/archive"
+  ];
+
   tlpdb = fetchurl {
     # use the same mirror(s) as urlPrefixes below
-    urls = [
-      #"http://ftp.math.utah.edu/pub/tex/historic/systems/texlive/${bin.texliveYear}/tlnet-final/tlpkg/texlive.tlpdb.xz"
-      #"ftp://tug.org/texlive/historic/${bin.texliveYear}/tlnet-final/tlpkg/texlive.tlpdb.xz"
-      "https://texlive.info/tlnet-archive/${snapshot.year}/${snapshot.month}/${snapshot.day}/tlnet/tlpkg/texlive.tlpdb.xz"
-    ];
+    urls = map (up: "${up}/../tlpkg/texlive.tlpdb.xz") urlPrefixes;
     hash = "sha256-i8DE3/rZmtp+gODJWeHV1VcCK5cgHUgmywf3Q/agTOA=";
   };
 
@@ -145,21 +155,7 @@ let
       fixedHash = fixedHashes.${tlName} or null; # be graceful about missing hashes
 
       urls = args.urls or (if args ? url then [ args.url ] else
-        map (up: "${up}/${urlName}.r${toString revision}.tar.xz") urlPrefixes);
-
-      # The tarballs on CTAN mirrors for the current release are constantly
-      # receiving updates, so we can't use those directly. Stable snapshots
-      # need to be used instead. Ideally, for the release branches of NixOS we
-      # should be switching to the tlnet-final versions
-      # (https://tug.org/historic/).
-      urlPrefixes = args.urlPrefixes or [
-        # tlnet-final snapshot
-        #"http://ftp.math.utah.edu/pub/tex/historic/systems/texlive/${bin.texliveYear}/tlnet-final/archive"
-        #"ftp://tug.org/texlive/historic/${bin.texliveYear}/tlnet-final/archive"
-
-        # Daily snapshots hosted by one of the texlive release managers
-        "https://texlive.info/tlnet-archive/${snapshot.year}/${snapshot.month}/${snapshot.day}/tlnet/archive"
-      ];
+        map (up: "${up}/${urlName}.r${toString revision}.tar.xz") (args.urlPrefixes or urlPrefixes));
 
     in runCommand "texlive-${tlName}"
       ( {