--- a/src/tests/texdown.c
+++ b/src/tests/texdown.c
@@ -175,7 +175,7 @@
 #ifdef _WIN32
    texImage = (GLubyte *) _aligned_malloc(bytes, ALIGN);
 #else
-   texImage = (GLubyte *) aligned_alloc(ALIGN, bytes);
+   texImage = (GLubyte *) memalign(ALIGN, bytes);
 #endif
    if (!texImage) {
       DownloadRate = 0.0;