diff --git a/changelog.txt b/changelog.txt
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,3 +1,7 @@
+# 1.1.0.1
+
++ Bump `aeson` and `hjsonpointer`.
+
 # 1.1.0.0
 
 + Rename `schemaForSchemas` to `metaSchema` and `schemaForSchemasBytes` to
diff --git a/hjsonschema.cabal b/hjsonschema.cabal
--- a/hjsonschema.cabal
+++ b/hjsonschema.cabal
@@ -1,5 +1,5 @@
 name:               hjsonschema
-version:            1.1.0.0
+version:            1.1.0.1
 synopsis:           JSON Schema library
 homepage:           https://github.com/seagreen/hjsonschema
 license:            MIT
@@ -59,13 +59,14 @@
       Data.Validator.Draft4.Object.Properties
     , Import
   build-depends:
-      aeson                >= 0.11   && < 0.12
+    -- 0.11 is for `.:!`:
+      aeson                >= 0.11   && < 1.1
     , base                 >= 4.7    && < 4.10
     , bytestring           >= 0.10   && < 0.11
     , containers           >= 0.5    && < 0.6
     , file-embed           >= 0.0.8  && < 0.1
     , filepath             >= 1.3    && < 1.5
-    , hjsonpointer         >= 0.3    && < 0.4
+    , hjsonpointer         >= 0.3    && < 1.1
     -- 0.4.30 is for parseUrlThrow:
     , http-client          >= 0.4.30 && < 0.6
     , http-types           >= 0.8    && < 0.10