diff --git a/lib/Basic/PlatformUtility.cpp b/lib/Basic/PlatformUtility.cpp
index afbfa01..3a495b8 100644
--- a/lib/Basic/PlatformUtility.cpp
+++ b/lib/Basic/PlatformUtility.cpp
@@ -324,7 +324,7 @@ std::string sys::makeTmpDir() {
   CreateDirectoryW((LPCWSTR)wPath.data(), NULL);
   return std::string(path);
 #else
-  char tmpDirPathBuf[] = "/tmp/fileXXXXXX";
+  char tmpDirPathBuf[] = "@TERMUX_PREFIX@/tmp/fileXXXXXX";
   return std::string(mkdtemp(tmpDirPathBuf));
 #endif
 }