diff --git a/examples/src/bin/texture.rs b/examples/src/bin/texture.rs
index 4921e64..7e2873d 100644
--- a/examples/src/bin/texture.rs
+++ b/examples/src/bin/texture.rs
@@ -902,7 +902,7 @@ fn main() {
                 device.cmd_bind_pipeline(draw_command_buffer,
                                          vk::PipelineBindPoint::Graphics,
                                          graphic_pipeline);
-                device.cmd_set_viewport(draw_command_buffer, &viewports);
+                device.cmd_set_viewport(draw_command_buffer, 0, &viewports);
                 device.cmd_set_scissor(draw_command_buffer, &scissors);
                 device
                     .cmd_bind_vertex_buffers(draw_command_buffer, 0, &[vertex_input_buffer], &[0]);
diff --git a/examples/src/bin/triangle.rs b/examples/src/bin/triangle.rs
index 5409711..a056499 100644
--- a/examples/src/bin/triangle.rs
+++ b/examples/src/bin/triangle.rs
@@ -497,7 +497,7 @@ fn main() {
                 device.cmd_bind_pipeline(draw_command_buffer,
                                          vk::PipelineBindPoint::Graphics,
                                          graphic_pipeline);
-                device.cmd_set_viewport(draw_command_buffer, &viewports);
+                device.cmd_set_viewport(draw_command_buffer, 0, &viewports);
                 device.cmd_set_scissor(draw_command_buffer, &scissors);
                 device
                     .cmd_bind_vertex_buffers(draw_command_buffer, 0, &[vertex_input_buffer], &[0]);