diff --git a/src/toolchains.rs b/src/toolchains.rs
index a4be8cd..95e9d16 100644
--- a/src/toolchains.rs
+++ b/src/toolchains.rs
@@ -19,6 +19,49 @@ use xz2::read::XzDecoder;
 
 use crate::{Config, GitDate};
 
+fn nix_patchelf(mut toolchain_path: PathBuf) -> Result<(), io::Error> {
+    toolchain_path.push("bin");
+
+    for entry in toolchain_path.read_dir()? {
+        let entry = entry?;
+        if !entry.file_type()?.is_file() {
+            continue;
+        }
+
+        eprintln!(
+            "info: you seem to be running NixOS. Attempting to patch {}",
+            entry.path().to_str().unwrap()
+        );
+        let _ = ::std::process::Command::new("@patchelf@/bin/patchelf")
+            .arg("--set-interpreter")
+            .arg("@dynamicLinker@")
+            .arg(entry.path())
+            .output();
+    }
+
+    toolchain_path.pop();
+    toolchain_path.push("lib");
+
+    for entry in toolchain_path.read_dir()? {
+        let entry = entry?;
+        if !entry.file_type()?.is_file() {
+            continue;
+        }
+
+        eprintln!(
+            "info: you seem to be running NixOS. Attempting to patch {}",
+            entry.path().to_str().unwrap()
+        );
+        let _ = ::std::process::Command::new("@patchelf@/bin/patchelf")
+            .arg("--set-rpath")
+            .arg("@libPath@")
+            .arg(entry.path())
+            .output();
+    }
+
+    Ok(())
+}
+
 pub const YYYY_MM_DD: &str = "%Y-%m-%d";
 
 pub(crate) const NIGHTLY_SERVER: &str = "https://static.rust-lang.org/dist";
@@ -208,7 +251,8 @@ impl Toolchain {
             })?;
         }
 
-        fs::rename(tmpdir.keep(), dest).map_err(InstallError::Move)
+        fs::rename(tmpdir.into_path(), &dest).map_err(InstallError::Move)?;
+        nix_patchelf(dest).map_err(InstallError::Move)
     }
 
     pub(crate) fn remove(&self, dl_params: &DownloadParams) -> io::Result<()> {