diff --git a/bridges/evm/contracts/stdref/IStdReference.sol b/bridges/evm/contracts/stdref/IStdReference.sol
index 49866277af..a704523915 100644
--- a/bridges/evm/contracts/stdref/IStdReference.sol
+++ b/bridges/evm/contracts/stdref/IStdReference.sol
@@ -11,6 +11,19 @@ abstract contract IStdReference {
     }
 
     /// Returns the price data for the given base/quote pair. Revert if not available.
+    function getReferenceData(string memory _base, string memory _quote)
+        external
+        view
+        returns (ReferenceData memory);
+
+    /// Similar to getReferenceData, but with multiple base/quote pairs at once.
+    function getReferenceDataBulk(string[] memory _bases, string[] memory _quotes)
+        external
+        view
+        returns (ReferenceData[] memory);
+}
+
+abstract contract StdReferenceBase is IStdReference {
     function getReferenceData(string memory _base, string memory _quote)
         public
         virtual
@@ -18,7 +31,7 @@ abstract contract IStdReference {
         returns (ReferenceData memory);
 
     /// Similar to getReferenceData, but with multiple base/quote pairs at once.
-    function getRefenceDataBulk(string[] memory _bases, string[] memory _quotes)
+    function getReferenceDataBulk(string[] memory _bases, string[] memory _quotes)
         public
         view
         returns (ReferenceData[] memory)