diff --git a/sys/conf/files b/sys/conf/files
index 476437847a7..15501597817 100644
--- a/sys/conf/files
+++ b/sys/conf/files
@@ -1497,7 +1497,7 @@ t4fw.fwo		optional cxgbe					\
 	no-implicit-rule						\
 	clean		"t4fw.fwo"
 t4fw.fw			optional cxgbe					\
-	dependency	"$S/dev/cxgbe/firmware/t4fw-1.26.2.0.bin"	\
+	dependency	"$S/dev/cxgbe/firmware/t4fw-1.26.4.0.bin"	\
 	compile-with	"${CP} ${.ALLSRC} ${.TARGET}"			\
 	no-obj no-implicit-rule						\
 	clean		"t4fw.fw"
@@ -1531,7 +1531,7 @@ t5fw.fwo		optional cxgbe					\
 	no-implicit-rule						\
 	clean		"t5fw.fwo"
 t5fw.fw			optional cxgbe					\
-	dependency	"$S/dev/cxgbe/firmware/t5fw-1.26.2.0.bin"	\
+	dependency	"$S/dev/cxgbe/firmware/t5fw-1.26.4.0.bin"	\
 	compile-with	"${CP} ${.ALLSRC} ${.TARGET}"			\
 	no-obj no-implicit-rule						\
 	clean		"t5fw.fw"
@@ -1565,7 +1565,7 @@ t6fw.fwo		optional cxgbe					\
 	no-implicit-rule						\
 	clean		"t6fw.fwo"
 t6fw.fw			optional cxgbe					\
-	dependency	"$S/dev/cxgbe/firmware/t6fw-1.26.2.0.bin"	\
+	dependency	"$S/dev/cxgbe/firmware/t6fw-1.26.4.0.bin"	\
 	compile-with	"${CP} ${.ALLSRC} ${.TARGET}"			\
 	no-obj no-implicit-rule						\
 	clean		"t6fw.fw"
diff --git a/sys/dev/cxgbe/firmware/t4fw-1.26.2.0.bin b/sys/dev/cxgbe/firmware/t4fw-1.26.2.0.bin
deleted file mode 100644
index a8f611628dc..00000000000
Binary files a/sys/dev/cxgbe/firmware/t4fw-1.26.2.0.bin and /dev/null differ
diff --git a/sys/dev/cxgbe/firmware/t4fw-1.26.4.0.bin b/sys/dev/cxgbe/firmware/t4fw-1.26.4.0.bin
new file mode 100644
index 00000000000..53d99c0dd38
Binary files /dev/null and b/sys/dev/cxgbe/firmware/t4fw-1.26.4.0.bin differ
diff --git a/sys/dev/cxgbe/firmware/t4fw_interface.h b/sys/dev/cxgbe/firmware/t4fw_interface.h
index 93e5f220741..0469a2a12f9 100644
--- a/sys/dev/cxgbe/firmware/t4fw_interface.h
+++ b/sys/dev/cxgbe/firmware/t4fw_interface.h
@@ -10003,17 +10003,17 @@ enum fw_hdr_chip {
 enum {
 	T4FW_VERSION_MAJOR	= 1,
 	T4FW_VERSION_MINOR	= 26,
-	T4FW_VERSION_MICRO	= 2,
+	T4FW_VERSION_MICRO	= 4,
 	T4FW_VERSION_BUILD	= 0,
 
 	T5FW_VERSION_MAJOR	= 1,
 	T5FW_VERSION_MINOR	= 26,
-	T5FW_VERSION_MICRO	= 2,
+	T5FW_VERSION_MICRO	= 4,
 	T5FW_VERSION_BUILD	= 0,
 
 	T6FW_VERSION_MAJOR	= 1,
 	T6FW_VERSION_MINOR	= 26,
-	T6FW_VERSION_MICRO	= 2,
+	T6FW_VERSION_MICRO	= 4,
 	T6FW_VERSION_BUILD	= 0,
 };
 
diff --git a/sys/dev/cxgbe/firmware/t5fw-1.26.2.0.bin b/sys/dev/cxgbe/firmware/t5fw-1.26.4.0.bin
similarity index 77%
rename from sys/dev/cxgbe/firmware/t5fw-1.26.2.0.bin
rename to sys/dev/cxgbe/firmware/t5fw-1.26.4.0.bin
index b11d6d0bf49..64134d37c4c 100644
Binary files a/sys/dev/cxgbe/firmware/t5fw-1.26.2.0.bin and b/sys/dev/cxgbe/firmware/t5fw-1.26.4.0.bin differ
diff --git a/sys/dev/cxgbe/firmware/t6fw-1.26.2.0.bin b/sys/dev/cxgbe/firmware/t6fw-1.26.4.0.bin
similarity index 64%
rename from sys/dev/cxgbe/firmware/t6fw-1.26.2.0.bin
rename to sys/dev/cxgbe/firmware/t6fw-1.26.4.0.bin
index f43d9953a7a..d922781c4f6 100644
Binary files a/sys/dev/cxgbe/firmware/t6fw-1.26.2.0.bin and b/sys/dev/cxgbe/firmware/t6fw-1.26.4.0.bin differ
diff --git a/sys/modules/cxgbe/t4_firmware/Makefile b/sys/modules/cxgbe/t4_firmware/Makefile
index e525edf96ce..84c8c885ff4 100644
--- a/sys/modules/cxgbe/t4_firmware/Makefile
+++ b/sys/modules/cxgbe/t4_firmware/Makefile
@@ -17,7 +17,7 @@ FIRMWS+=	${F}:${F:C/.txt//}:1.0.0.0
 .endif
 .endfor
 
-T4FW_VER=	1.26.2.0
+T4FW_VER=	1.26.4.0
 FIRMWS+=	t4fw-${T4FW_VER}.bin:t4fw:${T4FW_VER}
 
 .include <bsd.kmod.mk>
diff --git a/sys/modules/cxgbe/t5_firmware/Makefile b/sys/modules/cxgbe/t5_firmware/Makefile
index 74e89e4174b..767feeadfc4 100644
--- a/sys/modules/cxgbe/t5_firmware/Makefile
+++ b/sys/modules/cxgbe/t5_firmware/Makefile
@@ -17,7 +17,7 @@ FIRMWS+=	${F}:${F:C/.txt//}:1.0.0.0
 .endif
 .endfor
 
-T5FW_VER=	1.26.2.0
+T5FW_VER=	1.26.4.0
 FIRMWS+=	t5fw-${T5FW_VER}.bin:t5fw:${T5FW_VER}
 
 .include <bsd.kmod.mk>
diff --git a/sys/modules/cxgbe/t6_firmware/Makefile b/sys/modules/cxgbe/t6_firmware/Makefile
index 2ea01e7b776..d2860dda0ec 100644
--- a/sys/modules/cxgbe/t6_firmware/Makefile
+++ b/sys/modules/cxgbe/t6_firmware/Makefile
@@ -17,7 +17,7 @@ FIRMWS+=	${F}:${F:C/.txt//}:1.0.0.0
 .endif
 .endfor
 
-T6FW_VER=	1.26.2.0
+T6FW_VER=	1.26.4.0
 FIRMWS+=	t6fw-${T6FW_VER}.bin:t6fw:${T6FW_VER}
 
 .include <bsd.kmod.mk>