diff --git a/WHENCE b/WHENCE
index f3f9a7a9..9f67f567 100644
--- a/WHENCE
+++ b/WHENCE
@@ -2524,6 +2524,7 @@ File: amdgpu/gc_10_3_7_mec.bin
 File: amdgpu/gc_10_3_7_mec2.bin
 File: amdgpu/gc_10_3_7_pfp.bin
 File: amdgpu/gc_10_3_7_rlc.bin
+File: amdgpu/dcn_3_1_5_dmcub.bin
 File: amdgpu/dcn_3_1_6_dmcub.bin
 File: amdgpu/psp_13_0_8_asd.bin
 File: amdgpu/psp_13_0_8_ta.bin
diff --git a/amdgpu/dcn_3_1_5_dmcub.bin b/amdgpu/dcn_3_1_5_dmcub.bin
new file mode 100644
index 00000000..a714d3ca
Binary files /dev/null and b/amdgpu/dcn_3_1_5_dmcub.bin differ