diff --git a/runtime/tests/interpreter/dynamic_casting_test.go b/runtime/tests/interpreter/dynamic_casting_test.go
index 6113f960f6..b3d90899f5 100644
--- a/runtime/tests/interpreter/dynamic_casting_test.go
+++ b/runtime/tests/interpreter/dynamic_casting_test.go
@@ -3899,7 +3899,6 @@ func TestInterpretDynamicCastingReferenceCasting(t *testing.T) {
 		type testCase struct {
 			operation       ast.Operation
 			returnsOptional bool
-			checkError      func(t *testing.T, err error)
 		}
 
 		test := func(testCase testCase) {
@@ -3953,7 +3952,12 @@ func TestInterpretDynamicCastingReferenceCasting(t *testing.T) {
 				_, err := inter.Invoke("test")
 				RequireError(t, err)
 
-				testCase.checkError(t, err)
+				// StorageReferenceValue.ReferencedValue turns the ForceCastTypeMismatchError
+				// of the failed dereference into a DereferenceError
+				var dereferenceError interpreter.DereferenceError
+				require.ErrorAs(t, err, &dereferenceError)
+
+				assert.Equal(t, 22, dereferenceError.LocationRange.StartPosition().Line)
 			})
 		}
 
@@ -3961,22 +3965,10 @@ func TestInterpretDynamicCastingReferenceCasting(t *testing.T) {
 			{
 				operation:       ast.OperationForceCast,
 				returnsOptional: false,
-				checkError: func(t *testing.T, err error) {
-					// StorageReferenceValue.ReferencedValue turns the ForceCastTypeMismatchError
-					// of the failed dereference into a DereferenceError
-					var dereferenceError interpreter.DereferenceError
-					require.ErrorAs(t, err, &dereferenceError)
-
-					assert.Equal(t, 22, dereferenceError.LocationRange.StartPosition().Line)
-				},
 			},
 			{
 				operation:       ast.OperationFailableCast,
 				returnsOptional: true,
-				checkError: func(t *testing.T, err error) {
-					var mismatchError interpreter.ForceCastTypeMismatchError
-					require.ErrorAs(t, err, &mismatchError)
-				},
 			},
 		}