diff --git a/.gitignore b/.gitignore
index a108123..4e3e7f4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,4 +2,3 @@
 src/pg/observatory--current--dev.sql
 src/pg/observatory--dev--current.sql
 src/pg/observatory--dev.sql
-src/pg/test/results/
diff --git a/src/pg/test/.gitignore b/src/pg/test/.gitignore
new file mode 100644
index 0000000..e710f0e
--- /dev/null
+++ b/src/pg/test/.gitignore
@@ -0,0 +1,3 @@
+results/
+regression.diffs
+regression.out