diff --git a/src/gallium/frontends/lavapipe/lvp_device.c b/src/gallium/frontends/lavapipe/lvp_device.c
index 2c444efc887..36c7facfb6f 100644
--- a/src/gallium/frontends/lavapipe/lvp_device.c
+++ b/src/gallium/frontends/lavapipe/lvp_device.c
@@ -978,7 +978,9 @@ VKAPI_ATTR void VKAPI_CALL lvp_GetPhysicalDeviceProperties2(
       case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_LINE_RASTERIZATION_PROPERTIES_EXT: {
          VkPhysicalDeviceLineRasterizationPropertiesEXT *properties =
             (VkPhysicalDeviceLineRasterizationPropertiesEXT *)ext;
-         properties->lineSubPixelPrecisionBits = 4;
+         properties->lineSubPixelPrecisionBits =
+            pdevice->pscreen->get_param(pdevice->pscreen,
+                                        PIPE_CAP_RASTERIZER_SUBPIXEL_BITS);
          break;
       }
       case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_EXTERNAL_MEMORY_HOST_PROPERTIES_EXT: {