diff --git a/libs/vkd3d-shader/hlsl.y b/libs/vkd3d-shader/hlsl.y
index 9ee67914..12c955f2 100644
--- a/libs/vkd3d-shader/hlsl.y
+++ b/libs/vkd3d-shader/hlsl.y
@@ -4115,6 +4115,11 @@ static bool add_ternary(struct hlsl_ctx *ctx, struct hlsl_block *block,
             if (!(cond = add_implicit_conversion(ctx, block, cond, cond_type, &cond->loc)))
                 return false;
         }
+        else if (common_type->dimx == 1 && common_type->dimy == 1)
+        {
+            common_type = hlsl_get_numeric_type(ctx, cond_type->class,
+                    common_type->base_type, cond_type->dimx, cond_type->dimy);
+        }
 
         if (!(first = add_implicit_conversion(ctx, block, first, common_type, &first->loc)))
             return false;
diff --git a/tests/hlsl/ternary.shader_test b/tests/hlsl/ternary.shader_test
index 3b62513d..5f38d896 100644
--- a/tests/hlsl/ternary.shader_test
+++ b/tests/hlsl/ternary.shader_test
@@ -282,7 +282,7 @@ draw quad
 probe all rgba (5.0, 6.0, 7.0, 8.0)
 
 
-[pixel shader todo]
+[pixel shader]
 
 uniform float4 cond;
 uniform float4 a, b;
@@ -296,11 +296,11 @@ float4 main() : sv_target
 uniform 0 float4 1.0 0.0 1.0 0.0
 uniform 4 float4 1.0 2.0 3.0 4.0
 uniform 8 float4 5.0 6.0 7.0 8.0
-todo draw quad
+draw quad
 probe all rgba (1.0, 5.0, 1.0, 5.0)
 
 
-[pixel shader todo]
+[pixel shader]
 
 // "scalar" can mean any 1-component numeric type.
 static float4 cond = {1, 0, 0, 1};
@@ -313,7 +313,7 @@ float4 main() : sv_target
 }
 
 [test]
-todo draw quad
+draw quad
 probe all rgba (2.0, 3.0, 3.0, 2.0)