diff --git a/hledger-lib/Hledger/Utils/Test.hs b/hledger-lib/Hledger/Utils/Test.hs
index d431a2f2d..361957fac 100644
--- a/hledger-lib/Hledger/Utils/Test.hs
+++ b/hledger-lib/Hledger/Utils/Test.hs
@@ -31,7 +31,7 @@ import Control.Monad.State.Strict (StateT, evalStateT, execStateT)
 -- import Data.CallStack
 import Data.List (isInfixOf)
 import qualified Data.Text as T
-import Test.Tasty
+import Test.Tasty hiding (defaultMain)
 import Test.Tasty.HUnit
 -- import Test.Tasty.QuickCheck as QC
 -- import Test.Tasty.SmallCheck as SC
diff --git a/hledger-ui/Hledger/UI/Main.hs b/hledger-ui/Hledger/UI/Main.hs
index 0b12d87b2..2d1373bb7 100644
--- a/hledger-ui/Hledger/UI/Main.hs
+++ b/hledger-ui/Hledger/UI/Main.hs
@@ -172,7 +172,7 @@ runBrickUi uopts@UIOpts{cliopts_=copts@CliOpts{inputopts_=_iopts,reportopts_=rop
 
   if not (watch_ uopts')
   then
-    void $ defaultMain brickapp ui
+    void $ Brick.defaultMain brickapp ui
 
   else do
     -- a channel for sending misc. events to the app
diff --git a/hledger/Hledger/Cli/Commands.hs b/hledger/Hledger/Cli/Commands.hs
index cddb36c22..4fb43b742 100644
--- a/hledger/Hledger/Cli/Commands.hs
+++ b/hledger/Hledger/Cli/Commands.hs
@@ -57,6 +57,7 @@ import qualified Data.Text as T
 import Data.Time.Calendar
 import System.Environment (withArgs)
 import System.Console.CmdArgs.Explicit as C
+import Test.Tasty (defaultMain)
 
 import Hledger 
 import Hledger.Cli.CliOptions
@@ -271,7 +272,7 @@ testmode = hledgerCommandMode
 testcmd :: CliOpts -> Journal -> IO ()
 testcmd opts _undefined = do 
   withArgs (words' $ query_ $ reportopts_ opts) $
-    defaultMain $ tests "hledger" [  -- Test.Tasty.defaultMain from Hledger.Util.Tests
+    Test.Tasty.defaultMain $ tests "hledger" [
        tests_Hledger
       ,tests "Hledger.Cli" [
          tests_Cli_Utils
diff --git a/hledger/hledger.cabal b/hledger/hledger.cabal
index e24065b58..d9b15cde4 100644
--- a/hledger/hledger.cabal
+++ b/hledger/hledger.cabal
@@ -4,7 +4,7 @@ cabal-version: 1.12
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: a8cb399c2c97d23c9fc48e12709494216df3069cce7ec448277be8fde91f72d0
+-- hash: 8a2b2b502050a55652603b9859bcf11a6dbf6cb265a4b7305e36bd31e288af3a
 
 name:           hledger
 version:        1.15.99
@@ -175,6 +175,7 @@ library
     , shakespeare >=2.0.2.2
     , split >=0.1
     , tabular >=0.2
+    , tasty >=1.2.3
     , temporary
     , text >=0.11
     , time >=1.5
@@ -225,6 +226,7 @@ executable hledger
     , shakespeare >=2.0.2.2
     , split >=0.1
     , tabular >=0.2
+    , tasty >=1.2.3
     , temporary
     , text >=0.11
     , time >=1.5
@@ -276,6 +278,7 @@ test-suite test
     , shakespeare >=2.0.2.2
     , split >=0.1
     , tabular >=0.2
+    , tasty >=1.2.3
     , temporary
     , test-framework
     , test-framework-hunit
@@ -328,6 +331,7 @@ benchmark bench
     , shakespeare >=2.0.2.2
     , split >=0.1
     , tabular >=0.2
+    , tasty >=1.2.3
     , temporary
     , text >=0.11
     , time >=1.5
diff --git a/hledger/package.yaml b/hledger/package.yaml
index 9b5e30a5c..e2289a5cf 100644
--- a/hledger/package.yaml
+++ b/hledger/package.yaml
@@ -131,6 +131,7 @@ dependencies:
 - split >=0.1
 - math-functions >=0.2.0.0
 - tabular >=0.2
+- tasty >=1.2.3
 - temporary
 - text >=0.11
 - time >=1.5