diff --git a/src/gallium/drivers/zink/ci/traces-zink.yml b/src/gallium/drivers/zink/ci/traces-zink.yml
index 4e55f22e50c..d75e7cec77e 100644
--- a/src/gallium/drivers/zink/ci/traces-zink.yml
+++ b/src/gallium/drivers/zink/ci/traces-zink.yml
@@ -7,9 +7,9 @@ traces:
   0ad/0ad-v2.trace:
     gl-zink-anv-adl:
       label: [no-perf]
-      checksum: ff0d4b072dd613b6f11c351027db3bb3
+      checksum: 0d04e54fa259d407433a7925c739900a
     gl-zink-anv-tgl:
-      checksum: ff0d4b072dd613b6f11c351027db3bb3
+      checksum: 0d04e54fa259d407433a7925c739900a
     zink-radv-vangogh:
       checksum: 52cabbe16a14628f92df31e0fb4c109e
     zink-radv-gfx1201:
diff --git a/src/intel/compiler/brw/brw_compile_fs.cpp b/src/intel/compiler/brw/brw_compile_fs.cpp
index f3fdeb25752..eb2f3c27935 100644
--- a/src/intel/compiler/brw/brw_compile_fs.cpp
+++ b/src/intel/compiler/brw/brw_compile_fs.cpp
@@ -1508,7 +1508,7 @@ brw_compile_fs(const struct brw_compiler *compiler,
    }
 
    if (prog_data->coarse_pixel_dispatch != INTEL_NEVER)
-      NIR_PASS(_, nir, brw_nir_lower_frag_coord_z);
+      NIR_PASS(_, nir, brw_nir_lower_frag_coord_z, devinfo);
 
    if (!brw_wm_prog_key_is_dynamic(key)) {
       uint32_t f = 0;
diff --git a/src/intel/compiler/brw/brw_nir.c b/src/intel/compiler/brw/brw_nir.c
index a48f7b9f621..b134019671a 100644
--- a/src/intel/compiler/brw/brw_nir.c
+++ b/src/intel/compiler/brw/brw_nir.c
@@ -1308,7 +1308,7 @@ brw_nir_lower_fs_outputs(nir_shader *nir)
 }
 
 static bool
-lower_frag_coord_z_instr(nir_builder *b, nir_intrinsic_instr *intrin, void *)
+lower_frag_coord_z_instr(nir_builder *b, nir_intrinsic_instr *intrin, void *data)
 {
    if (intrin->intrinsic != nir_intrinsic_load_frag_coord_z)
       return false;
@@ -1316,25 +1316,31 @@ lower_frag_coord_z_instr(nir_builder *b, nir_intrinsic_instr *intrin, void *)
    b->cursor = nir_after_instr(&intrin->instr);
    b->fp_math_ctrl = nir_fp_no_fast_math;
 
-   nir_def *start = nir_load_fs_start_intel(b);
-   nir_def *z_c = nir_load_fs_z_c_intel(b);
-   nir_def *z_c0 = nir_load_fs_z_c0_intel(b);
-   nir_def *coord = nir_fadd_imm(b, nir_i2f32(b, nir_load_pixel_coord(b)), 0.5f);
+   const struct intel_device_info *devinfo = (const struct intel_device_info *)data;
+   const unsigned precision = devinfo->has_64bit_float ? 64 : 32;
+
+   nir_def *start = nir_f2fN(b, nir_load_fs_start_intel(b), precision);
+   nir_def *z_c = nir_f2fN(b, nir_load_fs_z_c_intel(b), precision);
+   nir_def *z_c0 = nir_f2fN(b, nir_load_fs_z_c0_intel(b), precision);
+   nir_def *coord = nir_fadd_imm(
+      b, nir_i2fN(b, nir_load_pixel_coord(b), precision), 0.5f);
 
    nir_def *offset = nir_fsub(b, coord, start);
    nir_def *dot = nir_fdot(b, offset, z_c);
    nir_def *coarse_z = nir_fadd(b, dot, z_c0);
 
-   nir_def_replace(&intrin->def, coarse_z);
+   nir_def_replace(&intrin->def, nir_f2f32(b, coarse_z));
 
    return true;
 }
 
 bool
-brw_nir_lower_frag_coord_z(nir_shader *nir)
+brw_nir_lower_frag_coord_z(nir_shader *nir,
+                           const struct intel_device_info *devinfo)
 {
    return nir_shader_intrinsics_pass(nir, lower_frag_coord_z_instr,
-                                     nir_metadata_control_flow, NULL);
+                                     nir_metadata_control_flow,
+                                     (void *)devinfo);
 }
 
 static bool
diff --git a/src/intel/compiler/brw/brw_nir.h b/src/intel/compiler/brw/brw_nir.h
index 76cd7355357..fea495ebc01 100644
--- a/src/intel/compiler/brw/brw_nir.h
+++ b/src/intel/compiler/brw/brw_nir.h
@@ -260,7 +260,8 @@ void brw_nir_lower_fs_outputs(nir_shader *nir);
 bool brw_nir_lower_fs_load_output(nir_shader *shader,
                                   const struct brw_wm_prog_key *key);
 
-bool brw_nir_lower_frag_coord_z(nir_shader *nir);
+bool brw_nir_lower_frag_coord_z(nir_shader *nir,
+                                const struct intel_device_info *devinfo);
 
 bool brw_nir_lower_cmat(nir_shader *nir, unsigned subgroup_size);