diff --git a/wrappers/native-wrapper.h b/wrappers/native-wrapper.h
index 4e2f3f3..1ac87cd 100644
--- a/wrappers/native-wrapper.h
+++ b/wrappers/native-wrapper.h
@@ -58,7 +58,11 @@ typedef char TCHAR;
 #endif
 
 #ifdef _WIN32
-static inline TCHAR *escape(const TCHAR *str) {
+static inline const TCHAR *escape(const TCHAR *str) {
+    // If we don't need to escape anything, just return the input string
+    // as is.
+    if (!_tcschr(str, ' ') && !_tcschr(str, '"'))
+        return str;
     TCHAR *out = malloc((_tcslen(str) * 2 + 3) * sizeof(*out));
     TCHAR *ptr = out;
     int i;