diff --git a/src/amd/vulkan/radv_pipeline.c b/src/amd/vulkan/radv_pipeline.c
index 8dd21d3b953..79778f3b5e1 100644
--- a/src/amd/vulkan/radv_pipeline.c
+++ b/src/amd/vulkan/radv_pipeline.c
@@ -2437,7 +2437,7 @@ radv_compute_bin_size(struct radv_pipeline *pipeline, const VkGraphicsPipelineCr
 	                       pipeline->device->physical_device->rad_info.max_se);
 	unsigned log_num_se = util_logbase2_ceil(pipeline->device->physical_device->rad_info.max_se);
 
-	unsigned total_samples = 1u << G_028BE0_MSAA_NUM_SAMPLES(pipeline->graphics.ms.pa_sc_mode_cntl_1);
+	unsigned total_samples = 1u << G_028BE0_MSAA_NUM_SAMPLES(pipeline->graphics.ms.pa_sc_aa_config);
 	unsigned ps_iter_samples = 1u << G_028804_PS_ITER_SAMPLES(pipeline->graphics.ms.db_eqaa);
 	unsigned effective_samples = total_samples;
 	unsigned color_bytes_per_pixel = 0;