diff --git a/changelog.md b/changelog.md
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,4 @@
+- 0.9.1.8: Tighten ansi-wl-pprint upper bound, see issue #144.
 - 0.9.1.7: Allow arbitrary number of C++ templates, see PR #141.
 - 0.9.1.6: Fix mistakenly unsafe call, see issue #137.
 - 0.9.1.5: Support multi-token types in C++ template arguments, see issue #125 and PR #126.
diff --git a/inline-c.cabal b/inline-c.cabal
--- a/inline-c.cabal
+++ b/inline-c.cabal
@@ -1,5 +1,5 @@
 name:                inline-c
-version:             0.9.1.7
+version:             0.9.1.8
 synopsis:            Write Haskell source files including C code inline. No FFI required.
 description:         See <https://github.com/fpco/inline-c/blob/master/README.md>.
 license:             MIT
@@ -8,7 +8,7 @@
 maintainer:          f@mazzo.li
 copyright:           (c) 2015-2016 FP Complete Corporation, (c) 2017-2019 Francesco Mazzoli
 category:            FFI
-tested-with:         GHC == 8.2.2, GHC == 8.4.4, GHC == 8.6.5, GHC == 8.8.4, GHC == 8.10.2
+tested-with:         GHC == 8.2.2, GHC == 8.4.4, GHC == 8.6.5, GHC == 8.8.4, GHC == 8.10.2, GHC == 9.2.7
 build-type:          Simple
 cabal-version:       >=1.10
 Extra-Source-Files:  README.md, changelog.md
@@ -33,7 +33,7 @@
   other-modules:       Language.C.Inline.FunPtr
   ghc-options:         -Wall
   build-depends:       base >=4.7 && <5
-                     , ansi-wl-pprint >= 0.6.8
+                     , ansi-wl-pprint >= 0.6.8 && < 1.0.0
                      , bytestring
                      , containers
                      , hashable