diff --git a/CHANGELOG b/CHANGELOG
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,5 @@
+0.5.0.11 (2023-11-15):
+    - Updated version bounds for base-4.19, bytestring-0.12, tasty-1.5
 0.5.0.10 (2023-03-19):
     - Updated version bounds for GHC 9.6
 0.5.0.9 (2021-08-28):
diff --git a/bytestring-lexing.cabal b/bytestring-lexing.cabal
--- a/bytestring-lexing.cabal
+++ b/bytestring-lexing.cabal
@@ -6,11 +6,11 @@
 --    <https://github.com/haskell/cabal/issues/4899>
 
 ----------------------------------------------------------------
--- wren gayle romano <wren@cpan.org>                ~ 2023.03.19
+-- wren gayle romano <wren@cpan.org>                ~ 2023.11.15
 ----------------------------------------------------------------
 
 Name:           bytestring-lexing
-Version:        0.5.0.10
+Version:        0.5.0.11
 Build-Type:     Simple
 Stability:      provisional
 Homepage:       https://wrengr.org/software/hackage.html
@@ -85,8 +85,8 @@
     --   they do offer pattern synonyms for backwards combatibility,
     --   we should re-verify that our code doesn't depend on the details.
     --   <https://github.com/haskell/bytestring/pull/175>
-    Build-Depends:  base              >= 4.5      && < 4.19
-                 ,  bytestring        >= 0.9.2.1  && < 0.12
+    Build-Depends:  base              >= 4.5      && < 4.20
+                 ,  bytestring        >= 0.9.2.1  && < 0.13
 
 ----------------------------------------------------------------
 -- <https://www.haskell.org/cabal/users-guide/developing-packages.html#test-suites>
@@ -121,9 +121,9 @@
     -- it; but we must not give a version restriction lest Cabal
     -- give warnings.
     Build-Depends:  base              >= 4.5      && < 5
-                 ,  bytestring        >= 0.9.2.1  && < 0.12
+                 ,  bytestring        >= 0.9.2.1  && < 0.13
                  ,  bytestring-lexing
-                 ,  tasty             >= 0.10.1.2 && < 1.5
+                 ,  tasty             >= 0.10.1.2 && < 1.6
                  ,  tasty-smallcheck  >= 0.8.0.1  && < 0.9
                  ,  tasty-quickcheck  >= 0.8.3.2  && < 0.11
                  -- QuickCheck        >= 2.10     && < 2.15
