diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index a5ddff595f5d6..e155e253784aa 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -18,7 +18,7 @@ For submodules, changes need to be made against the repository corresponding the
 submodule, and not the main `rust-lang/rust` repository.
 
 For subtrees, prefer sending a PR against the subtree's repository if it does
-not need to be made against the main `rust-lang/rust` repostory (e.g. a
+not need to be made against the main `rust-lang/rust` repository (e.g. a
 rustc-dev-guide change that does not accompany a compiler change).
 
 ## About the [rustc-dev-guide]
diff --git a/library/std/src/sys/pal/uefi/process.rs b/library/std/src/sys/pal/uefi/process.rs
index a47c8dbcaaafc..d4c09dc2ca0e1 100644
--- a/library/std/src/sys/pal/uefi/process.rs
+++ b/library/std/src/sys/pal/uefi/process.rs
@@ -757,7 +757,7 @@ mod uefi_command_internal {
 }
 
 /// Create a map of environment variable changes. Allows efficient setting and rolling back of
-/// enviroment variable changes.
+/// environment variable changes.
 ///
 /// Entry: (Old Value, New Value)
 fn env_changes(env: &CommandEnv) -> Option<BTreeMap<EnvKey, (Option<OsString>, Option<OsString>)>> {
diff --git a/src/doc/rustc/src/platform-support/riscv64gc-unknown-linux-gnu.md b/src/doc/rustc/src/platform-support/riscv64gc-unknown-linux-gnu.md
index b57083980d275..dda2a50c33d7e 100644
--- a/src/doc/rustc/src/platform-support/riscv64gc-unknown-linux-gnu.md
+++ b/src/doc/rustc/src/platform-support/riscv64gc-unknown-linux-gnu.md
@@ -65,7 +65,7 @@ section below.
 
 A RISC-V toolchain can be obtained for Windows/Mac/Linux from the
 [`riscv-gnu-toolchain`](https://github.com/riscv-collab/riscv-gnu-toolchain)
-repostory. Binaries are available via
+repository. Binaries are available via
 [embecosm](https://www.embecosm.com/resources/tool-chain-downloads/#riscv-linux),
 and may also be available from your OS's package manager.