diff --git a/tests/source/issue-4543.rs b/tests/source/issue-4543.rs
new file mode 100644
index 00000000000..47ae5d12258
--- /dev/null
+++ b/tests/source/issue-4543.rs
@@ -0,0 +1,4 @@
+fn main() {
+    let oid = oid!(1.2.840.113549.1.1.5);
+    let oid2 = oid!(2.5.4.3);
+}
diff --git a/tests/target/issue-4543.rs b/tests/target/issue-4543.rs
new file mode 100644
index 00000000000..47ae5d12258
--- /dev/null
+++ b/tests/target/issue-4543.rs
@@ -0,0 +1,4 @@
+fn main() {
+    let oid = oid!(1.2.840.113549.1.1.5);
+    let oid2 = oid!(2.5.4.3);
+}