diff --git a/scripts/install.sh b/scripts/install.sh
index 0e392ffec..665cf8882 100755
--- a/scripts/install.sh
+++ b/scripts/install.sh
@@ -4,16 +4,25 @@ set -euo pipefail
 install_uv() {
   if command -v curl >/dev/null 2>&1; then
     curl -fsSL https://astral.sh/uv/install.sh | sh
-    return
-  fi
-
-  if command -v wget >/dev/null 2>&1; then
+  elif command -v wget >/dev/null 2>&1; then
     wget -qO- https://astral.sh/uv/install.sh | sh
-    return
+  else
+    echo "Error: curl or wget is required to install uv." >&2
+    exit 1
   fi
 
-  echo "Error: curl or wget is required to install uv." >&2
-  exit 1
+  # The upstream uv installer writes ${XDG_BIN_HOME:-$HOME/.local/bin}/env and
+  # prints "Run 'source ...' to add uv to your PATH" — but it does not source
+  # the file itself. Source it here so the rest of THIS script (and the user's
+  # immediate `kimi` invocation) can find uv on PATH.
+  uv_env="${XDG_BIN_HOME:-$HOME/.local/bin}/env"
+  if [ -f "$uv_env" ]; then
+    # shellcheck disable=SC1090
+    . "$uv_env"
+  else
+    # Fallback for older uv installers that may not write an env script.
+    export PATH="${XDG_BIN_HOME:-$HOME/.local/bin}:$PATH"
+  fi
 }
 
 if command -v uv >/dev/null 2>&1; then