diff --git a/libica-2.3-zcrypt.patch b/libica-2.3-zcrypt.patch
new file mode 100644
index 0000000..7022c77
--- /dev/null
+++ b/libica-2.3-zcrypt.patch
@@ -0,0 +1,11 @@
+diff -up libica-2.3.0/src/include/s390_rsa.h.zcrypt libica-2.3.0/src/include/s390_rsa.h
+--- libica-2.3.0/src/include/s390_rsa.h.zcrypt	2014-05-29 11:28:24.000000000 +0200
++++ libica-2.3.0/src/include/s390_rsa.h	2014-05-29 11:28:32.000000000 +0200
+@@ -14,6 +14,7 @@
+ #ifndef S390_RSA_H
+ #define S390_RSA_H
+ 
++#include <stdint.h>
+ #include <openssl/bn.h>
+ #include <asm/zcrypt.h>
+ #include "ica_api.h"
diff --git a/libica.spec b/libica.spec
index 85ddf60..f9005d4 100644
--- a/libica.spec
+++ b/libica.spec
@@ -1,7 +1,7 @@
 Summary: Library for accessing ICA hardware crypto on IBM zSeries
 Name: libica
 Version: 2.3.0
-Release: 4%{?dist}
+Release: 5%{?dist}
 License: CPL
 Group: System Environment/Libraries
 URL: http://sourceforge.net/projects/opencryptoki/
@@ -10,6 +10,8 @@ Source0: http://downloads.sourceforge.net/opencryptoki/%{name}-%{version}.tar.gz
 Patch0: %{name}-2.3-version.patch
 # post-release fixes
 Patch1: %{name}-2.3-fixes.patch
+# fix build with recent kernels
+Patch2: %{name}-2.3-zcrypt.patch
 BuildRequires: openssl-devel
 BuildRequires: autoconf automake libtool
 ExclusiveArch: s390 s390x
@@ -38,6 +40,7 @@ IBM zSeries.
 
 %patch0 -p1 -b .version
 %patch1 -p1 -b .fixes
+%patch2 -p1 -b .zcrypt
 
 # fix EOLs
 sed -i -e 's/\r//g' LICENSE
@@ -76,6 +79,9 @@ rm $RPM_BUILD_ROOT%{_libdir}/libica.la
 
 
 %changelog
+* Wed Jun 11 2014 Dan Horák <dan[at]danny.cz> - 2.3.0-5
+- fix build with recent kernels
+
 * Sat Jun 07 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 2.3.0-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild