diff --git a/src/Explorer/Panes/ExecuteSprocParamsPane/InputParameter.tsx b/src/Explorer/Panes/ExecuteSprocParamsPane/InputParameter.tsx
index 6fcea9328..029e87be3 100644
--- a/src/Explorer/Panes/ExecuteSprocParamsPane/InputParameter.tsx
+++ b/src/Explorer/Panes/ExecuteSprocParamsPane/InputParameter.tsx
@@ -60,6 +60,7 @@ export const InputParameter: FunctionComponent<InputParameterProps> = ({
           options={options}
           styles={dropdownStyles}
           tabIndex={0}
+          ariaLabel="Key"
         />
         <TextField
           label={inputLabel && inputLabel}