diff --git a/.travis.yml b/.travis.yml
index 2bb3256..e9fdd8e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,5 @@
 sudo: false
+language: rust
 
 rust:
   - stable
diff --git a/Cargo.toml b/Cargo.toml
index f2ab380..89ba198 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,13 +7,13 @@ authors = ["Dzmitry Malyshau <kvark@mozilla.com>"]
 name = "portability"
 crate-type = ["staticlib"]
 
-[dependencies.gfx_core]
-#path = "../gfx/src/core"
+[dependencies.gfx-hal]
+#path = "../gfx/src/hal"
 git = "https://github.com/kvark/gfx-rs"
-branch = "portability"
+branch = "portable"
 
-[dependencies.gfx_backend_vulkan]
+[dependencies.gfx-backend-vulkan]
 #path = "../gfx/src/backend/vulkan"
 git = "https://github.com/kvark/gfx-rs"
-branch = "portability"
-#features = ["portable"]
+branch = "portable"
+features = ["portable"]
diff --git a/Makefile b/Makefile
index 11d66ef..fb6a9ff 100644
--- a/Makefile
+++ b/Makefile
@@ -8,7 +8,7 @@ LIBRARY=target/debug/libportability.a
 CC=gcc
 CFLAGS=-I$(VULKAN_DIR)
 DEPS=
-LDFLAGS=-lpthread -ldl -lm
+LDFLAGS=-lpthread -ldl -lm -lX11
 
 .PHONY: all binding run
 
@@ -19,14 +19,14 @@ binding: $(BINDING)
 $(BINDING): $(VULKAN_DIR)/vulkan/*.h
 	bindgen --no-layout-tests --rustfmt-bindings $(VULKAN_DIR)/vulkan/vulkan.h -o $(BINDING)
 
-$(LIBRARY): src/*.rs
+$(LIBRARY): src/*.rs Cargo.toml
 	cargo build
 	mkdir -p target/native
 
 $(NATIVE_DIR)/%.o: native/%.c $(DEPS)
 	$(CC) -c -o $@ $< $(CFLAGS)
 
-$(TARGET): $(LIBRARY) $(OBJECTS)
+$(TARGET): $(LIBRARY) $(OBJECTS) Makefile
 	$(CC) -o $(TARGET) $(LDFLAGS) $(OBJECTS) $(LIBRARY)
 
 run: $(TARGET)
diff --git a/src/lib.rs b/src/lib.rs
index eb24807..45c154f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -2,13 +2,13 @@
 #![allow(non_camel_case_types)]
 #![allow(non_upper_case_globals)]
 
-extern crate gfx_core as core;
+extern crate gfx_hal as hal;
 extern crate gfx_backend_vulkan as back;
 
 mod handle;
 
 use std::{cmp, slice};
-use core::{Adapter, Instance, QueueFamily}; // traits only
+use hal::{Instance, PhysicalDevice, QueueFamily}; // traits only
 use back::Backend as B;
 use handle::Handle;
 
@@ -459,8 +459,8 @@ pub type VkDeviceSize = u64;
 pub type VkSampleMask = u32;
 
 pub type VkInstance = Handle<back::Instance>;
-pub type VkPhysicalDevice = Handle<<B as core::Backend>::Adapter>;
-pub type VkDevice = Handle<core::Gpu<B>>;
+pub type VkPhysicalDevice = Handle<hal::Adapter<B>>;
+pub type VkDevice = Handle<hal::Gpu<B>>;
 
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
@@ -4377,19 +4377,19 @@ pub extern fn vkGetPhysicalDeviceQueueFamilyProperties(
     let output = unsafe {
         slice::from_raw_parts_mut(pQueueFamilyProperties, *pQueueFamilyPropertyCount as _)
     };
-    let families = physicalDevice.get_queue_families();
+    let families = &physicalDevice.queue_families;
     if output.len() > families.len() {
         unsafe { *pQueueFamilyPropertyCount = families.len() as _ };
     }
-    for (ref mut out, &(ref family, ty)) in output.iter_mut().zip(families.iter()) {
+    for (ref mut out, ref family) in output.iter_mut().zip(families.iter()) {
         **out = VkQueueFamilyProperties {
-            queueFlags: match ty {
-                core::QueueType::General => VkQueueFlagBits::VK_QUEUE_GRAPHICS_BIT as u32 | VkQueueFlagBits::VK_QUEUE_COMPUTE_BIT as u32,
-                core::QueueType::Graphics => VkQueueFlagBits::VK_QUEUE_GRAPHICS_BIT as u32,
-                core::QueueType::Compute => VkQueueFlagBits::VK_QUEUE_COMPUTE_BIT as u32,
-                core::QueueType::Transfer => VkQueueFlagBits::VK_QUEUE_TRANSFER_BIT as u32,
+            queueFlags: match family.queue_type() {
+                hal::QueueType::General => VkQueueFlagBits::VK_QUEUE_GRAPHICS_BIT as u32 | VkQueueFlagBits::VK_QUEUE_COMPUTE_BIT as u32,
+                hal::QueueType::Graphics => VkQueueFlagBits::VK_QUEUE_GRAPHICS_BIT as u32,
+                hal::QueueType::Compute => VkQueueFlagBits::VK_QUEUE_COMPUTE_BIT as u32,
+                hal::QueueType::Transfer => VkQueueFlagBits::VK_QUEUE_TRANSFER_BIT as u32,
             },
-            queueCount: family.num_queues(),
+            queueCount: family.max_queues() as _,
             timestampValidBits: 0, //TODO
             minImageTransferGranularity: VkExtent3D { width: 0, height: 0, depth: 0 }, //TODO
         }
@@ -4424,13 +4424,14 @@ pub extern fn vkCreateDevice(
     let queue_infos = unsafe {
         slice::from_raw_parts(dev_info.pQueueCreateInfos, dev_info.queueCreateInfoCount as _)
     };
-    let families = physicalDevice.get_queue_families();
     let request_infos = queue_infos.iter().map(|info| {
-        let (ref family, ty) = families[info.queueFamilyIndex as usize];
-        (family, ty, info.queueCount)
+        let family = physicalDevice
+          .queue_families[info.queueFamilyIndex as usize]
+          .clone();
+        (family, vec![1.0; info.queueCount as usize])
     }).collect::<Vec<_>>();
 
-    let gpu = physicalDevice.open(&request_infos);
+    let gpu = physicalDevice.physical_device.clone().open(request_infos);
     unsafe { *pDevice = Handle::new(gpu) };
 
     VkResult::VK_SUCCESS