diff --git a/libs/spandsp/src/alloc.c b/libs/spandsp/src/alloc.c
index 273fad30d0..9c5a1211f1 100644
--- a/libs/spandsp/src/alloc.c
+++ b/libs/spandsp/src/alloc.c
@@ -41,7 +41,7 @@
 #define __ISO_C_VISIBLE 2011
 #endif
 #include <stdlib.h>
-#if defined(HAVE_MALLOC_H)
+#if defined(HAVE_MALLOC_H) && !defined(__OpenBSD__)
 #include <malloc.h>
 #endif
 #include <inttypes.h>