diff --git a/neotools/neoadpcmextract.cpp b/neotools/neoadpcmextract.cpp
index 2d1ec36..839113d 100644
--- a/neotools/neoadpcmextract.cpp
+++ b/neotools/neoadpcmextract.cpp
@@ -18,7 +18,7 @@
   3. This notice may not be removed or altered from any source distribution.
 */
 
-#include <string>
+#include <stdio.h>
 #include <vector>
 #include <cstdint>