diff --git a/.travis.yml b/.travis.yml
index a202b6c63..6d7454b4d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -45,9 +45,9 @@ matrix:
     compiler: ": #GHC 8.2.2"
     addons: {apt: {packages: [cabal-install-2.0,ghc-8.2.2,happy-1.19.5], sources: [hvr-ghc]}}
 
-  - env: BUILD=cabal GHCVER=8.4.2 CABALVER=2.2 OPTS="-O0 -Wall -Wincomplete-record-updates -Wnoncanonical-monad-instances -Wnoncanonical-monadfail-instances -fno-warn-unused-do-bind -Werror" FLAGS="fast embed_data_files" CABALARGS="--enable-benchmarks"
-    compiler: ": #GHC 8.4.2"
-    addons: {apt: {packages: [cabal-install-2.2,ghc-8.4.2,happy-1.19.5], sources: [hvr-ghc]}}
+  - env: BUILD=cabal GHCVER=8.4.3 CABALVER=2.2 OPTS="-O0 -Wall -Wincomplete-record-updates -Wnoncanonical-monad-instances -Wnoncanonical-monadfail-instances -fno-warn-unused-do-bind -Werror" FLAGS="fast embed_data_files" CABALARGS="--enable-benchmarks"
+    compiler: ": #GHC 8.4.3"
+    addons: {apt: {packages: [cabal-install-2.2,ghc-8.4.3,happy-1.19.5], sources: [hvr-ghc]}}
 
   # Build with the newest GHC and cabal-install. This is an accepted failure,
   # see below.
@@ -63,12 +63,12 @@ matrix:
 
   - env: BUILD=stack ARGS="--resolver lts-12" OPTS="-Wall -Wincomplete-record-updates -Wnoncanonical-monad-instances -Wnoncanonical-monadfail-instances -fno-warn-unused-do-bind -Werror"
     compiler: ": #stack 8.2.2"
-    addons: {apt: {packages: [ghc-8.2.2], sources: [hvr-ghc]}}
+    addons: {apt: {packages: [ghc-8.4.3], sources: [hvr-ghc]}}
 
   # Nightly builds are allowed to fail
   - env: BUILD=stack ARGS="--resolver nightly" OPTS="-Wall -Wincomplete-record-updates -Wnoncanonical-monad-instances -Wnoncanonical-monadfail-instances -fno-warn-unused-do-bind -Werror"
     compiler: ": #stack nightly"
-    addons: {apt: {packages: [ghc-8.2.2], sources: [hvr-ghc]}}
+    addons: {apt: {packages: [ghc-8.4.3], sources: [hvr-ghc]}}
 
   # - env: BUILD=stack ARGS="--resolver lts-8"
   #   compiler: ": #stack 8.0.2 osx"
diff --git a/pandoc.cabal b/pandoc.cabal
index b5bf36f67..4bd386948 100644
--- a/pandoc.cabal
+++ b/pandoc.cabal
@@ -11,7 +11,7 @@ bug-reports:     https://github.com/jgm/pandoc/issues
 stability:       alpha
 homepage:        https://pandoc.org
 category:        Text
-tested-with:     GHC == 7.10.3, GHC == 8.0.2, GHC == 8.2.2, GHC == 8.4.2
+tested-with:     GHC == 7.10.3, GHC == 8.0.2, GHC == 8.2.2, GHC == 8.4.3
 synopsis:        Conversion between markup formats
 description:     Pandoc is a Haskell library for converting from one markup
                  format to another, and a command-line tool that uses