diff --git a/riscv-elf.md b/riscv-elf.md
index e06853e1..06e95b57 100644
--- a/riscv-elf.md
+++ b/riscv-elf.md
@@ -566,6 +566,8 @@ Enum | ELF Reloc Type        | Description                     | Field       | C
 56   | R_RISCV_SET32         | Local label assignment          | _word32_    | S + A
 57   | R_RISCV_32_PCREL      | PC-relative reference           | _word32_    | S + A - P
 58   | R_RISCV_IRELATIVE     | Runtime relocation              | _wordclass_ | `ifunc_resolver(B + A)`
+59   | R_RISCV_SET_ULEB128   | Local label subtraction         | uleb128 = S + A
+60   | R_RISCV_SUB_ULEB128   | Local label subtraction         | uleb128 = old - S - A
 59-191  | *Reserved*         | Reserved for future standard use
 192-255 | *Reserved*         | Reserved for nonstandard ABI extensions
 
@@ -1016,4 +1018,4 @@ there is no differentiation between ILP32 and LP64 abis.
 * **ABI**: [Application binary interface](https://en.wikipedia.org/wiki/Application_binary_interface).
     Here a combination of the **gABI** and the **psABI**
 * **gABI**: generic ABI
-* **psABI**: processor specific ABI
+* **psABI**: processor specific ABI
\ No newline at end of file