diff --git a/hledger-lib/hledger-lib.cabal b/hledger-lib/hledger-lib.cabal
index dcae2afb0..0102cc8f2 100644
--- a/hledger-lib/hledger-lib.cabal
+++ b/hledger-lib/hledger-lib.cabal
@@ -121,7 +121,7 @@ library
     , file-embed >=0.0.10
     , filepath
     , hashtables >=1.2.3.1
-    , megaparsec >=7.0.0 && <9.3
+    , megaparsec >=7.0.0 && <9.4
     , microlens >=0.4
     , microlens-th >=0.4
     , mtl >=2.2.1
@@ -174,7 +174,7 @@ test-suite doctest
     , file-embed >=0.0.10
     , filepath
     , hashtables >=1.2.3.1
-    , megaparsec >=7.0.0 && <9.3
+    , megaparsec >=7.0.0 && <9.4
     , microlens >=0.4
     , microlens-th >=0.4
     , mtl >=2.2.1
@@ -229,7 +229,7 @@ test-suite unittest
     , filepath
     , hashtables >=1.2.3.1
     , hledger-lib
-    , megaparsec >=7.0.0 && <9.3
+    , megaparsec >=7.0.0 && <9.4
     , microlens >=0.4
     , microlens-th >=0.4
     , mtl >=2.2.1
diff --git a/hledger-lib/package.yaml b/hledger-lib/package.yaml
index d8aa9b298..879042f4f 100644
--- a/hledger-lib/package.yaml
+++ b/hledger-lib/package.yaml
@@ -53,7 +53,7 @@ dependencies:
 - file-embed >=0.0.10
 - filepath
 - hashtables >=1.2.3.1
-- megaparsec >=7.0.0 && <9.3
+- megaparsec >=7.0.0 && <9.4
 - microlens >=0.4
 - microlens-th >=0.4
 - mtl >=2.2.1
diff --git a/hledger-ui/hledger-ui.cabal b/hledger-ui/hledger-ui.cabal
index fd549c34e..7b59044fd 100644
--- a/hledger-ui/hledger-ui.cabal
+++ b/hledger-ui/hledger-ui.cabal
@@ -84,7 +84,7 @@ executable hledger-ui
     , fsnotify ==0.4.*
     , hledger >=1.27.99 && <1.28
     , hledger-lib >=1.27.99 && <1.28
-    , megaparsec >=7.0.0 && <9.3
+    , megaparsec >=7.0.0 && <9.4
     , microlens >=0.4
     , microlens-platform >=0.2.3.1
     , mtl >=2.2.1
diff --git a/hledger-ui/package.yaml b/hledger-ui/package.yaml
index ddbfc03c5..532d6c41c 100644
--- a/hledger-ui/package.yaml
+++ b/hledger-ui/package.yaml
@@ -65,7 +65,7 @@ dependencies:
 - fsnotify >=0.4 && <0.5
 - microlens >=0.4
 - microlens-platform >=0.2.3.1
-- megaparsec >=7.0.0 && <9.3
+- megaparsec >=7.0.0 && <9.4
 - mtl >=2.2.1
 - process >=1.2
 - safe >=0.3.19
diff --git a/hledger-web/hledger-web.cabal b/hledger-web/hledger-web.cabal
index a8ba50782..639223f5e 100644
--- a/hledger-web/hledger-web.cabal
+++ b/hledger-web/hledger-web.cabal
@@ -178,7 +178,7 @@ library
     , http-client
     , http-conduit
     , http-types
-    , megaparsec >=7.0.0 && <9.3
+    , megaparsec >=7.0.0 && <9.4
     , mtl >=2.2.1
     , network
     , shakespeare >=2.0.2.2
diff --git a/hledger-web/package.yaml b/hledger-web/package.yaml
index 192efaf55..c5c8ff2aa 100644
--- a/hledger-web/package.yaml
+++ b/hledger-web/package.yaml
@@ -125,7 +125,7 @@ library:
   - http-conduit
   - http-client
   - http-types
-  - megaparsec >=7.0.0 && <9.3
+  - megaparsec >=7.0.0 && <9.4
   - mtl >=2.2.1
   - network
   - shakespeare >=2.0.2.2
diff --git a/hledger/hledger.cabal b/hledger/hledger.cabal
index 41cab9bec..38fd65482 100644
--- a/hledger/hledger.cabal
+++ b/hledger/hledger.cabal
@@ -155,7 +155,7 @@ library
     , hledger-lib >=1.27.99 && <1.28
     , lucid
     , math-functions >=0.3.3.0
-    , megaparsec >=7.0.0 && <9.3
+    , megaparsec >=7.0.0 && <9.4
     , microlens >=0.4
     , mtl >=2.2.1
     , process
@@ -205,7 +205,7 @@ executable hledger
     , hledger
     , hledger-lib >=1.27.99 && <1.28
     , math-functions >=0.3.3.0
-    , megaparsec >=7.0.0 && <9.3
+    , megaparsec >=7.0.0 && <9.4
     , microlens >=0.4
     , mtl >=2.2.1
     , process
@@ -256,7 +256,7 @@ test-suite unittest
     , hledger
     , hledger-lib >=1.27.99 && <1.28
     , math-functions >=0.3.3.0
-    , megaparsec >=7.0.0 && <9.3
+    , megaparsec >=7.0.0 && <9.4
     , microlens >=0.4
     , mtl >=2.2.1
     , process
@@ -306,7 +306,7 @@ benchmark bench
     , hledger-lib >=1.27.99 && <1.28
     , html
     , math-functions >=0.3.3.0
-    , megaparsec >=7.0.0 && <9.3
+    , megaparsec >=7.0.0 && <9.4
     , microlens >=0.4
     , mtl >=2.2.1
     , process
diff --git a/hledger/package.yaml b/hledger/package.yaml
index b98b3eb6b..b7034205c 100644
--- a/hledger/package.yaml
+++ b/hledger/package.yaml
@@ -111,7 +111,7 @@ dependencies:
 - filepath
 - githash >=0.1.6.2
 - haskeline >=0.6
-- megaparsec >=7.0.0 && <9.3
+- megaparsec >=7.0.0 && <9.4
 - microlens >=0.4
 - mtl >=2.2.1
 - process