diff --git a/api/next/54251.txt b/api/next/54251.txt
new file mode 100644
index 0000000000..bfc3baa6e0
--- /dev/null
+++ b/api/next/54251.txt
@@ -0,0 +1,6 @@
+pkg debug/pe, const IMAGE_FILE_MACHINE_RISCV128 = 20776 #54251
+pkg debug/pe, const IMAGE_FILE_MACHINE_RISCV128 ideal-int #54251
+pkg debug/pe, const IMAGE_FILE_MACHINE_RISCV32 = 20530 #54251
+pkg debug/pe, const IMAGE_FILE_MACHINE_RISCV32 ideal-int #54251
+pkg debug/pe, const IMAGE_FILE_MACHINE_RISCV64 = 20580 #54251
+pkg debug/pe, const IMAGE_FILE_MACHINE_RISCV64 ideal-int #54251
diff --git a/src/debug/pe/file.go b/src/debug/pe/file.go
index e8b1a4f5e2..9181ebdf15 100644
--- a/src/debug/pe/file.go
+++ b/src/debug/pe/file.go
@@ -90,6 +90,9 @@ func NewFile(r io.ReaderAt) (*File, error) {
 		IMAGE_FILE_MACHINE_ARM64,
 		IMAGE_FILE_MACHINE_ARMNT,
 		IMAGE_FILE_MACHINE_I386,
+		IMAGE_FILE_MACHINE_RISCV32,
+		IMAGE_FILE_MACHINE_RISCV64,
+		IMAGE_FILE_MACHINE_RISCV128,
 		IMAGE_FILE_MACHINE_UNKNOWN:
 		// ok
 	default:
diff --git a/src/debug/pe/pe.go b/src/debug/pe/pe.go
index 9d55c40f9c..51001bd2b3 100644
--- a/src/debug/pe/pe.go
+++ b/src/debug/pe/pe.go
@@ -111,6 +111,9 @@ const (
 	IMAGE_FILE_MACHINE_SH5         = 0x1a8
 	IMAGE_FILE_MACHINE_THUMB       = 0x1c2
 	IMAGE_FILE_MACHINE_WCEMIPSV2   = 0x169
+	IMAGE_FILE_MACHINE_RISCV32     = 0x5032
+	IMAGE_FILE_MACHINE_RISCV64     = 0x5064
+	IMAGE_FILE_MACHINE_RISCV128    = 0x5128
 )
 
 // IMAGE_DIRECTORY_ENTRY constants