diff --git a/WHENCE b/WHENCE
index f3a191307d6d81d39ab4f5ad6881645cdd9ce921..3f3c8ec9c4768e4468a4bff4317f808c3a231eac 100644
--- a/WHENCE
+++ b/WHENCE
@@ -572,9 +572,11 @@ Found in hex form in kernel source.
 Driver: cxgb4 - Chelsio Terminator 4/5 1G/10/40G Ethernet adapter
 
 File: cxgb4/t4fw-1.14.4.0.bin
-Link: cxgb4/t4fw.bin -> t4fw-1.14.4.0.bin
+File: cxgb4/t4fw-1.15.37.0.bin
+Link: cxgb4/t4fw.bin -> t4fw-1.15.37.0.bin
 File: cxgb4/t5fw-1.14.4.0.bin
-Link: cxgb4/t5fw.bin -> t5fw-1.14.4.0.bin
+File: cxgb4/t5fw-1.15.37.0.bin
+Link: cxgb4/t5fw.bin -> t5fw-1.15.37.0.bin
 File: cxgb4/aq1202_fw.cld
 File: cxgb4/bcm8483.bin
 
diff --git a/cxgb4/t4fw-1.15.37.0.bin b/cxgb4/t4fw-1.15.37.0.bin
new file mode 100644
index 0000000000000000000000000000000000000000..8e7c453e8c8511870fafbf8ea040a2351ca018f2
Binary files /dev/null and b/cxgb4/t4fw-1.15.37.0.bin differ
diff --git a/cxgb4/t4fw.bin b/cxgb4/t4fw.bin
index 28b0accfaf1169c1a7eef698acc0df237b9eb287..8c23fcd0314322e30957cc4a954b9b15b038351c 120000
--- a/cxgb4/t4fw.bin
+++ b/cxgb4/t4fw.bin
@@ -1 +1 @@
-t4fw-1.14.4.0.bin
\ No newline at end of file
+t4fw-1.15.37.0.bin
\ No newline at end of file
diff --git a/cxgb4/t5fw-1.15.37.0.bin b/cxgb4/t5fw-1.15.37.0.bin
new file mode 100644
index 0000000000000000000000000000000000000000..c3f813de56272de1158b351dd8a2727059c29232
Binary files /dev/null and b/cxgb4/t5fw-1.15.37.0.bin differ
diff --git a/cxgb4/t5fw.bin b/cxgb4/t5fw.bin
index b3e51802434fc2b4571b93aafebba5a5346ba699..163fa0129d602f6125e5d1359aed7bd531d4759f 120000
--- a/cxgb4/t5fw.bin
+++ b/cxgb4/t5fw.bin
@@ -1 +1 @@
-t5fw-1.14.4.0.bin
\ No newline at end of file
+t5fw-1.15.37.0.bin
\ No newline at end of file