diff --git a/upstream-info/libsigc++20.yaml b/upstream-info/libsigcpp20.yaml
similarity index 75%
rename from upstream-info/libsigc++20.yaml
rename to upstream-info/libsigcpp20.yaml
index d16af159a95ba810c4c979e879e154a95ff3e32e..394a7969ad88b7df526d233219a9cce8de5a9ec3 100644
--- a/upstream-info/libsigc++20.yaml
+++ b/upstream-info/libsigcpp20.yaml
@@ -1,4 +1,4 @@
 version_control: github
 src_repo: libsigcplusplus/libsigcplusplus
-tag_pattern: ^v
+tag_prefix: "^v?2.99|^3"
 separator: .