diff --git a/grammars/src/lib.rs b/grammars/src/lib.rs
index 89f77d18..068da35f 100644
--- a/grammars/src/lib.rs
+++ b/grammars/src/lib.rs
@@ -52,13 +52,23 @@ mod tests {
             "/resources/test/tomlfuzzsample2.toml"
         ));
         const ERROR: &str = "call limit reached";
-        pest::set_call_limit(Some(2_000usize.try_into().unwrap()));
-        let s1 = toml::TomlParser::parse(toml::Rule::toml, sample1);
-        assert!(s1.is_err());
-        assert_eq!(s1.unwrap_err().variant.message(), ERROR);
-        let s2 = toml::TomlParser::parse(toml::Rule::toml, sample2);
-        assert!(s2.is_err());
-        assert_eq!(s2.unwrap_err().variant.message(), ERROR);
+        for limit in [100usize, 250, 500, 1000, 1500].iter() {
+            dbg!(limit);
+            pest::set_call_limit(Some((*limit).try_into().unwrap()));
+            let s1 = toml::TomlParser::parse(toml::Rule::toml, sample1);
+            assert!(s1.is_err());
+            assert_eq!(s1.unwrap_err().variant.message(), ERROR);
+            let s2 = toml::TomlParser::parse(toml::Rule::toml, sample2);
+            assert!(s2.is_err());
+            assert_eq!(s2.unwrap_err().variant.message(), ERROR);
+        }
+        // pest::set_call_limit(Some(2_000usize.try_into().unwrap()));
+        // let s1 = toml::TomlParser::parse(toml::Rule::toml, sample1);
+        // assert!(s1.is_err());
+        // assert_eq!(s1.unwrap_err().variant.message(), ERROR);
+        // let s2 = toml::TomlParser::parse(toml::Rule::toml, sample2);
+        // assert!(s2.is_err());
+        // assert_eq!(s2.unwrap_err().variant.message(), ERROR);
     }
 
     #[test]