diff --git a/example/gmres/gmres.hpp b/example/gmres/gmres.hpp
index 0fb6870d55..5a7ee2c376 100644
--- a/example/gmres/gmres.hpp
+++ b/example/gmres/gmres.hpp
@@ -59,7 +59,7 @@ namespace Kokkos {
 namespace Issue1172WorkAround {
 #if !KOKKOS_HALF_T_IS_FLOAT
 Kokkos::Experimental::half_t fabs(Kokkos::Experimental::half_t arg) {
-  using AT = Kokkos::Details::ArithTraits<half_t>;
+  using AT = Kokkos::Details::ArithTraits<Kokkos::Experimental::half_t>;
   return AT::abs(arg);
 }
 
diff --git a/example/gmres/test_cmplx_A.cpp b/example/gmres/test_cmplx_A.cpp
index 5fe72af295..a19d6ad7e1 100644
--- a/example/gmres/test_cmplx_A.cpp
+++ b/example/gmres/test_cmplx_A.cpp
@@ -53,7 +53,7 @@
 #include "gmres.hpp"
 
 int main(int /*argc*/, char** /*argv[]*/) {
-  typedef Kokkos::complex<Kokkos::Experimental::half_t> ST;
+  typedef Kokkos::complex<double> ST;
   typedef int OT;
   typedef Kokkos::DefaultExecutionSpace EXSP;