diff --git a/backends/ref/ceed-ref-vector.c b/backends/ref/ceed-ref-vector.c
index d546718dc9..25a746204a 100644
--- a/backends/ref/ceed-ref-vector.c
+++ b/backends/ref/ceed-ref-vector.c
@@ -135,7 +135,7 @@ static int CeedVectorGetArray_Ref(CeedVector vec, CeedMemType mem_type, CeedScal
 //------------------------------------------------------------------------------
 // Vector Get Array Write
 //------------------------------------------------------------------------------
-static int CeedVectorGetArrayWrite_Ref(CeedVector vec, CeedMemType mem_type, const CeedScalar **array) {
+static int CeedVectorGetArrayWrite_Ref(CeedVector vec, CeedMemType mem_type, CeedScalar **array) {
   CeedVector_Ref *impl;
 
   CeedCallBackend(CeedVectorGetData(vec, &impl));