diff --git a/src/Semver.cc b/src/Semver.cc
index 975ed99e3..ed6272d43 100644
--- a/src/Semver.cc
+++ b/src/Semver.cc
@@ -475,6 +475,18 @@ void test_parse() {
       "1.2.3-\n"
       "      ^ expected number or identifier"
   );
+  ASSERT_EXCEPTION(
+      Version::parse("00"), SemverError,
+      "invalid semver:\n"
+      "00\n"
+      "^ invalid leading zero"
+  );
+  ASSERT_EXCEPTION(
+      Version::parse("0.00.0"), SemverError,
+      "invalid semver:\n"
+      "0.00.0\n"
+      "  ^ invalid leading zero"
+  );
   ASSERT_EXCEPTION(
       Version::parse("a.b.c"), SemverError,
       "invalid semver:\n"