diff --git a/Blammo.cabal b/Blammo.cabal
--- a/Blammo.cabal
+++ b/Blammo.cabal
@@ -1,6 +1,6 @@
 cabal-version:   1.18
 name:            Blammo
-version:         1.1.2.2
+version:         1.1.2.3
 license:         MIT
 license-file:    LICENSE
 maintainer:      Freckle Education
diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,8 @@
-## [_Unreleased_](https://github.com/freckle/blammo/compare/v1.1.2.2...main)
+## [_Unreleased_](https://github.com/freckle/blammo/compare/v1.1.2.3...main)
+
+## [v1.1.2.3](https://github.com/freckle/blammo/compare/v1.1.2.2...v1.1.2.3)
+
+- Add small delay (0.1s) in `flushLogger` to work around fast-logger bug
 
 ## [v1.1.2.2](https://github.com/freckle/blammo/compare/v1.1.2.1...v1.1.2.2)
 
diff --git a/src/Blammo/Logging/Logger.hs b/src/Blammo/Logging/Logger.hs
--- a/src/Blammo/Logging/Logger.hs
+++ b/src/Blammo/Logging/Logger.hs
@@ -27,6 +27,7 @@
 import Blammo.Logging.Terminal
 import Blammo.Logging.Test hiding (getLoggedMessages)
 import qualified Blammo.Logging.Test as LoggedMessages
+import Control.Concurrent (threadDelay)
 import Control.Lens (view)
 import Control.Monad (unless)
 import Control.Monad.IO.Class (MonadIO (..))
@@ -82,7 +83,11 @@
 
 flushLogStr :: MonadIO m => Logger -> m ()
 flushLogStr logger = case lLoggedMessages logger of
-  Nothing -> liftIO $ FastLogger.flushLogStr loggerSet
+  Nothing -> liftIO $ do
+    -- Delay for 0.1s before flushing to work around
+    -- https://github.com/kazu-yamamoto/logger/issues/213
+    threadDelay 100000
+    FastLogger.flushLogStr loggerSet
   Just _ -> pure ()
  where
   loggerSet = getLoggerLoggerSet logger