diff --git a/WHENCE b/WHENCE
index a4d08113..20bea6e5 100644
--- a/WHENCE
+++ b/WHENCE
@@ -3101,7 +3101,7 @@ Driver: microcode_amd - AMD CPU Microcode Update Driver for Linux
 File: amd-ucode/microcode_amd.bin
 Version: 2013-07-10
 File: amd-ucode/microcode_amd_fam15h.bin
-Version: 2018-05-15
+Version: 2018-05-24
 File: amd-ucode/microcode_amd_fam16h.bin
 Version: 2014-10-28
 File: amd-ucode/microcode_amd_fam17h.bin
diff --git a/amd-ucode/microcode_amd_fam15h.bin b/amd-ucode/microcode_amd_fam15h.bin
index d0629acf..f12ff79a 100644
Binary files a/amd-ucode/microcode_amd_fam15h.bin and b/amd-ucode/microcode_amd_fam15h.bin differ
diff --git a/amd-ucode/microcode_amd_fam15h.bin.asc b/amd-ucode/microcode_amd_fam15h.bin.asc
index b10865f6..cf6b8108 100644
--- a/amd-ucode/microcode_amd_fam15h.bin.asc
+++ b/amd-ucode/microcode_amd_fam15h.bin.asc
@@ -1,11 +1,11 @@
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