diff --git a/datafusion/expr-common/src/signature.rs b/datafusion/expr-common/src/signature.rs
index 3e941f00c2ee3..35a679cc447cf 100644
--- a/datafusion/expr-common/src/signature.rs
+++ b/datafusion/expr-common/src/signature.rs
@@ -880,11 +880,6 @@ impl TypeSignature {
         }
     }
 
-    #[deprecated(since = "46.0.0", note = "See get_example_types instead")]
-    pub fn get_possible_types(&self) -> Vec<Vec<DataType>> {
-        self.get_example_types()
-    }
-
     /// Return example acceptable types for this `TypeSignature`'
     ///
     /// Returns a `Vec<DataType>` for each argument to the function