diff --git a/configure.ac b/configure.ac
index 1c9c5067..f731e8b4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2457,6 +2457,13 @@ if test "x${je_cv_osatomic}" = "xyes" ; then
 fi
 
 dnl ============================================================================
+
+AC_ARG_WITH([experimental_sys_process_madvise],
+  [AS_HELP_STRING([--with-experimental-sys-process-madvise=<experimental-sys-process-madvise>],
+   [Force process_madvise and use experimental-sys-process-madvise number when making syscall])],
+  [je_cv_sys_pmadv_nr="${with_experimental_sys_process_madvise}"],
+  [je_cv_sys_pmadv_nr=""])
+
 dnl Check for madvise(2).
 
 JE_COMPILABLE([madvise(2)], [
@@ -2554,6 +2561,13 @@ if test "x${je_cv_madvise}" = "xyes" ; then
 ], [je_cv_process_madvise])
   if test "x${je_cv_process_madvise}" = "xyes" ; then
     AC_DEFINE([JEMALLOC_HAVE_PROCESS_MADVISE], [ ], [ ])
+  else
+    if test "x${je_cv_sys_pmadv_nr}" != "x" ; then
+      dnl Forcing experimental usage of process_madvise
+      AC_MSG_RESULT([Forcing usage of process_madvise with syscall nr=${je_cv_sys_pmadv_nr}])
+      AC_DEFINE([JEMALLOC_HAVE_PROCESS_MADVISE], [ ], [ ])
+      AC_DEFINE_UNQUOTED([EXPERIMENTAL_SYS_PROCESS_MADVISE_NR], [${je_cv_sys_pmadv_nr}], [ ])
+    fi
   fi
 else
   dnl Check for posix_madvise.
diff --git a/include/jemalloc/internal/jemalloc_internal_defs.h.in b/include/jemalloc/internal/jemalloc_internal_defs.h.in
index 2e47438a..c7218c66 100644
--- a/include/jemalloc/internal/jemalloc_internal_defs.h.in
+++ b/include/jemalloc/internal/jemalloc_internal_defs.h.in
@@ -348,6 +348,8 @@
 /* Defined if process_madvise(2) is available. */
 #undef JEMALLOC_HAVE_PROCESS_MADVISE
 
+#undef EXPERIMENTAL_SYS_PROCESS_MADVISE_NR
+
 /* Defined if mprotect(2) is available. */
 #undef JEMALLOC_HAVE_MPROTECT
 
diff --git a/src/pages.c b/src/pages.c
index babfd50f..d53e0fef 100644
--- a/src/pages.c
+++ b/src/pages.c
@@ -640,10 +640,16 @@ init_process_madvise(void) {
 	return false;
 }
 
+#ifdef SYS_process_madvise
+#define JE_SYS_PROCESS_MADVISE_NR SYS_process_madvise
+#else
+#define JE_SYS_PROCESS_MADVISE_NR EXPERIMENTAL_SYS_PROCESS_MADVISE_NR
+#endif
+
 static bool
 pages_purge_process_madvise_impl(void *vec, size_t vec_len,
     size_t total_bytes) {
-	size_t purged_bytes = (size_t)syscall(SYS_process_madvise, pidfd,
+	size_t purged_bytes = (size_t)syscall(JE_SYS_PROCESS_MADVISE_NR, pidfd,
 	    (struct iovec *)vec, vec_len, MADV_DONTNEED, 0);
 
 	return purged_bytes != total_bytes;