diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 64e8151d13a4..4f2fd33529ca 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -531,7 +531,9 @@ u32 intel_dp_mode_to_fec_clock(u32 mode_clock)
 static int
 small_joiner_ram_size_bits(struct drm_i915_private *i915)
 {
-	if (DISPLAY_VER(i915) >= 11)
+	if (DISPLAY_VER(i915) >= 13)
+		return 17280 * 8;
+	else if (DISPLAY_VER(i915) >= 11)
 		return 7680 * 8;
 	else
 		return 6144 * 8;