diff --git a/compiler/rustc_codegen_ssa/src/target_features.rs b/compiler/rustc_codegen_ssa/src/target_features.rs
index f37c675138177..ff7415af37339 100644
--- a/compiler/rustc_codegen_ssa/src/target_features.rs
+++ b/compiler/rustc_codegen_ssa/src/target_features.rs
@@ -223,6 +223,26 @@ const RISCV_ALLOWED_FEATURES: &[(&str, Option<Symbol>)] = &[
     ("f", Some(sym::riscv_target_feature)),
     ("d", Some(sym::riscv_target_feature)),
     ("e", Some(sym::riscv_target_feature)),
+    ("v", Some(sym::riscv_target_feature)),
+    ("zfinx", Some(sym::riscv_target_feature)),
+    ("zdinx", Some(sym::riscv_target_feature)),
+    ("zhinx", Some(sym::riscv_target_feature)),
+    ("zhinxmin", Some(sym::riscv_target_feature)),
+    ("zfh", Some(sym::riscv_target_feature)),
+    ("zfhmin", Some(sym::riscv_target_feature)),
+    ("zbkb", Some(sym::riscv_target_feature)),
+    ("zbkc", Some(sym::riscv_target_feature)),
+    ("zbkx", Some(sym::riscv_target_feature)),
+    ("zknd", Some(sym::riscv_target_feature)),
+    ("zkne", Some(sym::riscv_target_feature)),
+    ("zknh", Some(sym::riscv_target_feature)),
+    ("zksed", Some(sym::riscv_target_feature)),
+    ("zksh", Some(sym::riscv_target_feature)),
+    ("zkr", Some(sym::riscv_target_feature)),
+    ("zkn", Some(sym::riscv_target_feature)),
+    ("zks", Some(sym::riscv_target_feature)),
+    ("zk", Some(sym::riscv_target_feature)),
+    ("zkt", Some(sym::riscv_target_feature)),
 ];
 
 const WASM_ALLOWED_FEATURES: &[(&str, Option<Symbol>)] = &[