diff --git a/acpica-tools.spec b/acpica-tools.spec
index 5223cce..d202011 100644
--- a/acpica-tools.spec
+++ b/acpica-tools.spec
@@ -33,6 +33,7 @@ Patch6:		int-format.patch
 Patch7:		f23-harden.patch
 Patch8:		asllookup-ppc64.patch
 Patch9:		template.patch
+Patch10:	s390x-ptrs.patch
 
 BuildRequires:  bison patchutils flex
 
@@ -92,6 +93,7 @@ gzip -dc %{SOURCE1} | tar -x --strip-components=1 -f -
 %patch7 -p1 -b .f23-harden
 %patch8 -p1 -b .asllookup-ppc64
 %patch9 -p1 -b .template
+%patch10 -p1 -b .s390x-ptrs
 
 cp -p %{SOURCE2} README.Fedora
 cp -p %{SOURCE3} iasl.1
@@ -189,6 +191,8 @@ fi
 * Thu Sep 1 2016 Al Stone <ahs3@redhat.com> - 20160831-1
 - Update to latest upstream.  Closes BZ#1372107.
 - Refresh patches.
+- Closes BZ#1365193 -- s390x FTBFS due to int/ptr size mismatch: made sure
+  the tools built with 64-bit integers for s390x
 
 * Tue Aug 2 2016 Al Stone <ahs3@redhat.com> - 20160729-1
 - Update to latest upstream.  Closes BZ#1361737.
diff --git a/s390x-ptrs.patch b/s390x-ptrs.patch
new file mode 100644
index 0000000..99da1ee
--- /dev/null
+++ b/s390x-ptrs.patch
@@ -0,0 +1,13 @@
+diff -Naur acpica-unix2-20160831/source/include/platform/aclinux.h acpica-unix2-20160831-s390x/source/include/platform/aclinux.h
+--- acpica-unix2-20160831/source/include/platform/aclinux.h	2016-09-01 15:18:36.306268594 -0600
++++ acpica-unix2-20160831-s390x/source/include/platform/aclinux.h	2016-09-01 16:01:34.955157827 -0600
+@@ -194,7 +194,8 @@
+ #define ACPI_CAST_PTHREAD_T(Pthread) ((ACPI_THREAD_ID) (Pthread))
+ 
+ #if defined(__ia64__)    || defined(__x86_64__) ||\
+-    defined(__aarch64__) || defined(__PPC64__)
++    defined(__aarch64__) || defined(__PPC64__)  ||\
++    defined(__s390x__)
+ #define ACPI_MACHINE_WIDTH          64
+ #define COMPILER_DEPENDENT_INT64    long
+ #define COMPILER_DEPENDENT_UINT64   unsigned long