diff --git a/.gitignore b/.gitignore
index ee38d7c..f5c9a0c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,5 @@
 /spec/dummy/*.sqlite3-journal
 /spec/dummy/log/*.log
 /spec/dummy/tmp/*
+*.sqlite3-shm
+*.sqlite3-wal
diff --git a/spec/dummy/db/test.sqlite3-shm b/spec/dummy/db/test.sqlite3-shm
deleted file mode 100644
index fe9ac28..0000000
Binary files a/spec/dummy/db/test.sqlite3-shm and /dev/null differ
diff --git a/spec/dummy/db/test.sqlite3-wal b/spec/dummy/db/test.sqlite3-wal
deleted file mode 100644
index e69de29..0000000