diff --git a/config/dev.exs b/config/dev.exs
index a24b0dc..803b1bd 100644
--- a/config/dev.exs
+++ b/config/dev.exs
@@ -4,6 +4,8 @@ import Config
 config :simpleshop_theme, SimpleshopTheme.Repo,
   database: Path.expand("../simpleshop_theme_dev.db", __DIR__),
   pool_size: 5,
+  journal_mode: :wal,
+  busy_timeout: 5000,
   stacktrace: true,
   show_sensitive_data_on_connection_error: true
 
diff --git a/config/runtime.exs b/config/runtime.exs
index 4c8b017..d037018 100644
--- a/config/runtime.exs
+++ b/config/runtime.exs
@@ -30,7 +30,9 @@ if config_env() == :prod do
 
   config :simpleshop_theme, SimpleshopTheme.Repo,
     database: database_path,
-    pool_size: String.to_integer(System.get_env("POOL_SIZE") || "5")
+    pool_size: String.to_integer(System.get_env("POOL_SIZE") || "5"),
+    journal_mode: :wal,
+    busy_timeout: 5000
 
   # The secret key base is used to sign/encrypt cookies and other secrets.
   # A default value is used in config/dev.exs and config/test.exs but you