diff --git a/src/utils/dateutils.rs b/src/utils/dateutils.rs
index 4f1697f..2261c98 100644
--- a/src/utils/dateutils.rs
+++ b/src/utils/dateutils.rs
@@ -71,6 +71,10 @@ pub enum BDateFreq {
 }
 
 impl BDateFreq {
+    pub fn from_string(freq: String) -> Result<Self, Box<dyn Error>> {
+        // use `from_str` to convert the string to a BDateFreq enum
+        Self::from_str(&freq)
+    }
     pub fn from_str(freq: &str) -> Result<Self, Box<dyn Error>> {
         match freq {
             "D" => Ok(BDateFreq::Daily),