diff --git a/CHANGELOG.org b/CHANGELOG.org
--- a/CHANGELOG.org
+++ b/CHANGELOG.org
@@ -1,3 +1,5 @@
+* 0.3.1.1
++ Relax version bounds for ~attoparsec~
 * 0.3.1
 + ~Delimiter~ type added along with ~transcribe~ and ~transcribeXSampa~ functions; these wrap values in IPA transcriptions delimiters
 + Various ~QuasiQuoter~ s added to make it easier to construct ~Syllable~ and ~Segment~ values in IPA notation
diff --git a/ipa.cabal b/ipa.cabal
--- a/ipa.cabal
+++ b/ipa.cabal
@@ -1,6 +1,6 @@
 cabal-version:      2.4
 name:               ipa
-version:            0.3.1
+version:            0.3.1.1
 synopsis:           Internal Phonetic Alphabet (IPA)
 description:        See the README at https://gitlab.com/ngua/ipa-hs
 license:            BSD-3-Clause
@@ -29,7 +29,7 @@
 library
   import:           common-options, common-extensions
   build-depends:
-    , attoparsec          ^>=0.13
+    , attoparsec          >=0.13.2 && <0.15
     , base                >=4.11  && <5
     , template-haskell    >=2.14  && <2.18
     , text                ^>=1.2