diff --git a/src/vm/representations.rs b/src/vm/representations.rs
index 8c5e15cca4..d5f41e36d3 100644
--- a/src/vm/representations.rs
+++ b/src/vm/representations.rs
@@ -75,7 +75,7 @@ macro_rules! guarded_string {
     }
 }
 
-guarded_string!(ClarityName, "ClarityName", Regex::new("^([a-zA-Z]|[-!?+<>=/*])([a-zA-Z0-9]|[-_!?+<>=/*])*$"));
+guarded_string!(ClarityName, "ClarityName", Regex::new("^[a-zA-Z]([a-zA-Z0-9]|[-_!?+<>=/*])*$|^[-+=/*]$|^[<>]=?$"));
 guarded_string!(ContractName, "ContractName", Regex::new("^[a-zA-Z]([a-zA-Z0-9]|[-_])*$|^__transient$"));
 
 impl SymbolicExpression {