diff --git a/scripts/vendor.sh b/scripts/vendor.sh
index 0706aa5..1b43431 100755
--- a/scripts/vendor.sh
+++ b/scripts/vendor.sh
@@ -1,7 +1,6 @@
-#!/bin/bash
+#!/usr/bin/env bash
 mkdir -p vendor
 curl -o sqlite-amalgamation.zip https://www.sqlite.org/2024/sqlite-amalgamation-3450300.zip
-unzip -d
 unzip sqlite-amalgamation.zip
 mv sqlite-amalgamation-3450300/* vendor/
 rmdir sqlite-amalgamation-3450300
diff --git a/sqlite-vec.c b/sqlite-vec.c
index 3cc802f..90b3501 100644
--- a/sqlite-vec.c
+++ b/sqlite-vec.c
@@ -61,17 +61,11 @@ SQLITE_EXTENSION_INIT1
 #define LONGDOUBLE_TYPE long double
 #endif
 
-#ifndef _WIN32
-#ifndef __EMSCRIPTEN__
-#ifndef __COSMOPOLITAN__
-#ifndef __wasi__
+#ifndef UINT8_MAX
 typedef u_int8_t uint8_t;
 typedef u_int16_t uint16_t;
 typedef u_int64_t uint64_t;
 #endif
-#endif
-#endif
-#endif
 
 typedef int8_t i8;
 typedef uint8_t u8;