diff --git a/bfd/seclet.c b/bfd/seclet.c
index 871b26f8c6c..d13d683f893 100644
--- a/bfd/seclet.c
+++ b/bfd/seclet.c
@@ -60,7 +60,7 @@ DEFUN(rel,(abfd, seclet, output_section),
 
   if (output_section->flags & SEC_HAS_CONTENTS )
   {
-    bfd_byte *data = alloca(seclet->size);
+    bfd_byte *data = (bfd_byte *)alloca(seclet->size);
     data = bfd_get_relocated_section_contents(abfd, seclet, data);
     if(bfd_set_section_contents(abfd,
 				output_section,