diff --git a/crates/typos-cli/tests/cmd/extend-ignore-identifiers-re-bad.in/_typos.toml b/crates/typos-cli/tests/cmd/extend-ignore-identifiers-re-bad.in/_typos.toml
new file mode 100644
index 0000000..73692cb
--- /dev/null
+++ b/crates/typos-cli/tests/cmd/extend-ignore-identifiers-re-bad.in/_typos.toml
@@ -0,0 +1,9 @@
+[default.extend-identifiers]
+hello = "goodbye"
+
+[type.fail]
+extend-glob = ["*.fail"]
+
+[type.ignore]
+extend-glob = ["*.ignore"]
+extend-ignore-identifiers-re = ["(he.*"]
diff --git a/crates/typos-cli/tests/cmd/extend-ignore-identifiers-re-bad.in/file.fail b/crates/typos-cli/tests/cmd/extend-ignore-identifiers-re-bad.in/file.fail
new file mode 100644
index 0000000..ce01362
--- /dev/null
+++ b/crates/typos-cli/tests/cmd/extend-ignore-identifiers-re-bad.in/file.fail
@@ -0,0 +1 @@
+hello
diff --git a/crates/typos-cli/tests/cmd/extend-ignore-identifiers-re-bad.in/file.ignore b/crates/typos-cli/tests/cmd/extend-ignore-identifiers-re-bad.in/file.ignore
new file mode 100644
index 0000000..ce01362
--- /dev/null
+++ b/crates/typos-cli/tests/cmd/extend-ignore-identifiers-re-bad.in/file.ignore
@@ -0,0 +1 @@
+hello
diff --git a/crates/typos-cli/tests/cmd/extend-ignore-identifiers-re-bad.toml b/crates/typos-cli/tests/cmd/extend-ignore-identifiers-re-bad.toml
new file mode 100644
index 0000000..52a5297
--- /dev/null
+++ b/crates/typos-cli/tests/cmd/extend-ignore-identifiers-re-bad.toml
@@ -0,0 +1,18 @@
+bin.name = "typos"
+status.code = 2
+stdin = ""
+stdout = """
+error: `hello` should be `goodbye`
+  --> ./file.ignore:1:1
+  |
+1 | hello
+  | ^^^^^
+  |
+error: `hello` should be `goodbye`
+  --> ./file.fail:1:1
+  |
+1 | hello
+  | ^^^^^
+  |
+"""
+stderr = ""