diff --git a/.gitignore b/.gitignore
index 96c451258..9d037f28e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -62,7 +62,7 @@ book/
 
 # complement
 /complement-*
-/master.tar.gz
+/main.tar.gz
 
 # rust
 /target/
diff --git a/changelog.d/15319.misc b/changelog.d/15319.misc
new file mode 100644
index 000000000..339e5b347
--- /dev/null
+++ b/changelog.d/15319.misc
@@ -0,0 +1 @@
+Fix `.gitignore` rule for the Complement source tarball downloaded automatically by `complement.sh`.
\ No newline at end of file