diff --git a/package.yaml b/package.yaml
index 7dabd7b0..aee124e9 100644
--- a/package.yaml
+++ b/package.yaml
@@ -24,7 +24,7 @@ flags:
     manual: false
 
 dependencies:
-- base >= 4.10 && < 5
+- base >= 4.13 && < 5
 - aeson
 - aeson-warning-parser >= 0.1.1
 - ansi-terminal
diff --git a/pantry.cabal b/pantry.cabal
index 5f9af631..a7308298 100644
--- a/pantry.cabal
+++ b/pantry.cabal
@@ -58,7 +58,7 @@ library
     , aeson
     , aeson-warning-parser >=0.1.1
     , ansi-terminal
-    , base >=4.10 && <5
+    , base >=4.13 && <5
     , bytestring
     , casa-client >=0.0.2
     , casa-types
@@ -137,7 +137,7 @@ library internal
     , aeson
     , aeson-warning-parser >=0.1.1
     , ansi-terminal
-    , base >=4.10 && <5
+    , base >=4.13 && <5
     , bytestring
     , casa-client >=0.0.2
     , casa-types
@@ -201,7 +201,7 @@ executable test-pretty-exceptions
     , aeson
     , aeson-warning-parser >=0.1.1
     , ansi-terminal
-    , base >=4.10 && <5
+    , base >=4.13 && <5
     , bytestring
     , casa-client >=0.0.2
     , casa-types
@@ -298,7 +298,7 @@ test-suite spec
     , aeson
     , aeson-warning-parser >=0.1.1
     , ansi-terminal
-    , base >=4.10 && <5
+    , base >=4.13 && <5
     , bytestring
     , casa-client >=0.0.2
     , casa-types