diff --git a/tests/Linter.test.cpp b/tests/Linter.test.cpp
index 42e55edc..b698eac0 100644
--- a/tests/Linter.test.cpp
+++ b/tests/Linter.test.cpp
@@ -1662,17 +1662,19 @@ TEST_CASE_FIXTURE(Fixture, "WrongCommentOptimize")
 {
     LintResult result = lint(R"(
 --!optimize
---!optimize
 --!optimize me
 --!optimize 100500
 --!optimize 2
 )");
 
-    REQUIRE_EQ(result.warnings.size(), 4);
+    REQUIRE_EQ(result.warnings.size(), 3);
+    CHECK_EQ(result.warnings[0].text, "optimize directive requires an optimization level");
+    CHECK_EQ(result.warnings[1].text, "optimize directive uses unknown optimization level 'me', 0..2 expected");
+    CHECK_EQ(result.warnings[2].text, "optimize directive uses unknown optimization level '100500', 0..2 expected");
+
+    result = lint("--!optimize   ");
+    REQUIRE_EQ(result.warnings.size(), 1);
     CHECK_EQ(result.warnings[0].text, "optimize directive requires an optimization level");
-    CHECK_EQ(result.warnings[1].text, "optimize directive requires an optimization level");
-    CHECK_EQ(result.warnings[2].text, "optimize directive uses unknown optimization level 'me', 0..2 expected");
-    CHECK_EQ(result.warnings[3].text, "optimize directive uses unknown optimization level '100500', 0..2 expected");
 }
 
 TEST_CASE_FIXTURE(Fixture, "TestStringInterpolation")