diff --git a/src/gfx.c b/src/gfx.c
index 47bc8bb..3eccdaf 100644
--- a/src/gfx.c
+++ b/src/gfx.c
@@ -83,8 +83,8 @@ void gfx_init(const gfx_desc_t* desc) {
     sg_pipeline_desc pip_desc_alpha = {
         .layout = {
             .attrs = {
-                [ATTR_vs_pos] = { .format = SG_VERTEXFORMAT_USHORT2N },
-                [ATTR_vs_uv]  = { .format = SG_VERTEXFORMAT_USHORT2N }
+                [0] = { .format = SG_VERTEXFORMAT_USHORT2N },
+                [1]  = { .format = SG_VERTEXFORMAT_USHORT2N }
             },
         },
         .shader = sg_make_shader(shd_alpha_shader_desc(sg_query_backend())),
@@ -186,12 +186,10 @@ void gfx_draw(void) {
         if (gfx.layer_visible[i] && (gfx.layers[i].vb.id != SG_INVALID_ID)) {
             sg_apply_bindings(&(sg_bindings){
                 .vertex_buffers[0] = gfx.layers[i].vb,
-                .vs = {
-                    .images[SLOT_palette_tex] = gfx.img,
-                    .samplers[SLOT_palette_smp] = gfx.smp,
-                }
+                .images[IMG_palette_tex] = gfx.img,
+                .samplers[SMP_palette_smp] = gfx.smp,
             });
-            sg_apply_uniforms(SG_SHADERSTAGE_VS, SLOT_vs_params, &SG_RANGE(vs_params));
+            sg_apply_uniforms(UB_vs_params, &SG_RANGE(vs_params));
             sg_draw(0, gfx.layers[i].num_elms, 1);
         }
     }
diff --git a/src/gfx.glsl b/src/gfx.glsl
index e5615ad..fca0873 100644
--- a/src/gfx.glsl
+++ b/src/gfx.glsl
@@ -6,7 +6,7 @@
 @ctype vec2 float2_t
 
 @vs vs
-uniform vs_params {
+layout(binding=0) uniform vs_params {
     vec4 color0;
     vec2 half_size;
     vec2 offset;
@@ -15,10 +15,10 @@ uniform vs_params {
 
 const float max_nodes = 8192.0;
 
-uniform texture2D palette_tex;
-uniform sampler palette_smp;
-in vec2 pos;
-in vec2 uv;
+layout(binding=0) uniform texture2D palette_tex;
+layout(binding=0) uniform sampler palette_smp;
+layout(location=0) in vec2 pos;
+layout(location=1) in vec2 uv;
 out vec4 color;
 
 void main() {