diff --git a/test/libraries/cublas/level3.jl b/test/libraries/cublas/level3.jl
index 459085c177..01f76b5b81 100644
--- a/test/libraries/cublas/level3.jl
+++ b/test/libraries/cublas/level3.jl
@@ -439,13 +439,14 @@ k = 13
         end
         @testset "syr2k" begin
             alpha = rand(elty)
+            dalpha = CuArray{elty}([alpha])
             A = rand(elty,m,k)
             B = rand(elty,m,k)
             # move to device
             d_A = CuArray(A)
             d_B = CuArray(B)
             C = alpha*(A*transpose(B) + B*transpose(A))
-            d_C = CUBLAS.syr2k('U','N',alpha,d_A,d_B)
+            d_C = CUBLAS.syr2k('U','N',dalpha,d_A,d_B)
             # move back to host and compare
             C = triu(C)
             h_C = Array(d_C)
@@ -455,12 +456,14 @@ k = 13
         if elty <: Complex
             @testset "herk!" begin
                 alpha = rand(elty)
+                dalpha = CuArray{real(elty)}([real(alpha)])
                 beta = rand(elty)
+                dbeta = CuArray{real(elty)}([real(beta)])
                 A = rand(elty,m,m)
                 hA = A + A'
                 d_A = CuArray(A)
                 d_C = CuArray(hA)
-                CUBLAS.herk!('U','N',real(alpha),d_A,real(beta),d_C)
+                CUBLAS.herk!('U','N',dalpha,d_A,dbeta,d_C)
                 C = real(alpha)*(A*A') + real(beta)*hA
                 C = triu(C)
                 # move to host and compare
@@ -484,7 +487,9 @@ k = 13
                 elty2 = real(elty)
                 # generate parameters
                 α = rand(elty1)
+                dα = CuArray{elty2}(α)
                 β = rand(elty2)
+                dβ = CuArray{elty2}(β)
                 A = rand(elty,m,k)
                 B = rand(elty,m,k)
                 Bbad = rand(elty,m+1,k+1)
@@ -496,7 +501,7 @@ k = 13
                 C = C + C'
                 d_C = CuArray(C)
                 C = α*(A*B') + conj(α)*(B*A') + β*C
-                CUBLAS.her2k!('U','N',α,d_A,d_B,β,d_C)
+                CUBLAS.her2k!('U','N',dα,d_A,d_B,dβ,d_C)
                 # move back to host and compare
                 C = triu(C)
                 h_C = Array(d_C)