diff --git a/crates/uv/src/main.rs b/crates/uv/src/main.rs
index cb8c642ced5f..904bc0f3cd3e 100644
--- a/crates/uv/src/main.rs
+++ b/crates/uv/src/main.rs
@@ -280,7 +280,7 @@ struct PipCompileArgs {
     #[clap(long, value_enum, default_value_t = ResolutionMode::default())]
     resolution: ResolutionMode,
 
-    #[clap(long, value_enum, default_value_t = PreReleaseMode::default(), conflicts_with = "pre")]
+    #[clap(long, value_enum, default_value_t = PreReleaseMode::default(), conflicts_with = "pre", env = "UV_PRERELEASE")]
     prerelease: PreReleaseMode,
 
     #[clap(long, hide = true, conflicts_with = "prerelease")]
@@ -697,7 +697,7 @@ struct PipInstallArgs {
     #[clap(long, value_enum, default_value_t = ResolutionMode::default())]
     resolution: ResolutionMode,
 
-    #[clap(long, value_enum, default_value_t = PreReleaseMode::default(), conflicts_with = "pre")]
+    #[clap(long, value_enum, default_value_t = PreReleaseMode::default(), conflicts_with = "pre", env = "UV_PRERELEASE")]
     prerelease: PreReleaseMode,
 
     #[clap(long, hide = true, conflicts_with = "prerelease")]