diff --git a/orte/mca/soh/bproc/configure.m4 b/orte/mca/soh/bproc/configure.m4
index f8d874204d..dc40f6c890 100644
--- a/orte/mca/soh/bproc/configure.m4
+++ b/orte/mca/soh/bproc/configure.m4
@@ -25,7 +25,7 @@ AC_DEFUN([MCA_soh_bproc_CONFIG],[
     #will only compile with >= bproc 4.0.0
     AS_IF([test "$soh_bproc_good" = "1"],
        [AC_MSG_CHECKING(for BPROC_API_VERSION)
-        AC_TRY_COMPILE([#include<bproc.h>],
+        AC_TRY_COMPILE([#include <sys/bproc.h>],
             [int foo = BPROC_API_VERSION;], 
             have_bproc_api_ver_msg=yes soh_bproc_good=1,
             have_bproc_api_ver_msg=no  soh_bproc_good=0)