diff --git a/c/src/lib/libbsp/arm/altera-cyclone-v/startup/bspstart.c b/c/src/lib/libbsp/arm/altera-cyclone-v/startup/bspstart.c
index 8722bb8838..f7ad9e9ebb 100644
--- a/c/src/lib/libbsp/arm/altera-cyclone-v/startup/bspstart.c
+++ b/c/src/lib/libbsp/arm/altera-cyclone-v/startup/bspstart.c
@@ -31,6 +31,18 @@
 
 #define BSPSTART_MAX_CORES_PER_CONTROLLER 2
 
+#ifdef RTEMS_NETWORKING
+/* FIXME: This is a workaround for the broken cache manager support */
+
+#include <rtems/rtems_bsdnet.h>
+
+void* rtems_bsdnet_malloc_mbuf(size_t size, int type)
+{
+  (void)type;
+  return altera_cyclone_v_nocache_malloc(size);
+}
+#endif
+
 static void bsp_start_secondary_cores( void )
 {
 #ifdef RTEMS_SMP