diff --git a/glm-0.9.3.4-secondary.patch b/glm-0.9.3.4-secondary.patch
new file mode 100644
index 0000000..9646771
--- /dev/null
+++ b/glm-0.9.3.4-secondary.patch
@@ -0,0 +1,13 @@
+diff -up glm-0.9.3.4/CMakeLists.txt.secondary glm-0.9.3.4/CMakeLists.txt
+--- glm-0.9.3.4/CMakeLists.txt.secondary	2012-09-04 13:03:58.000000000 +0200
++++ glm-0.9.3.4/CMakeLists.txt	2012-09-04 13:04:14.000000000 +0200
+@@ -53,9 +53,6 @@ elseif(NOT GLM_TEST_ENABLE_SIMD)
+ 	
+ 	add_definitions(-DGLM_FORCE_PURE)
+ 
+-	if(CMAKE_COMPILER_IS_GNUCXX)
+-		add_definitions(-mfpmath=387)
+-	endif()
+ endif()
+ 
+ option(GLM_TEST_ENABLE_FAST_MATH "Enable fast math optimizations" OFF)
diff --git a/glm.spec b/glm.spec
index 7ec637c..6591f66 100644
--- a/glm.spec
+++ b/glm.spec
@@ -3,13 +3,14 @@
 
 Name:           glm
 Version:        0.9.3.4
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        C++ mathematics library for graphics programming
 
 License:        MIT
 URL:            http://glm.g-truc.net/
 Source0:        http://downloads.sourceforge.net/ogl-math/%{name}-%{version}/%{name}-%{version}.zip
 Patch0:         glm-no-gcc-integer-log2.patch
+Patch1:         glm-0.9.3.4-secondary.patch
 BuildRequires:  cmake
 
 %description
@@ -66,6 +67,9 @@ sed -i 's/\r//' doc/html/tabs.css
 sed -i 's/\r//' doc/html/doxygen.css
 
 %patch0 -p1
+%ifnarch %{ix86} x86_64
+%patch1 -p1 -b .secondary
+%endif
 
 %build
 mkdir build
@@ -94,6 +98,9 @@ find $RPM_BUILD_ROOT -name CMakeLists.txt -exec rm -f {} ';'
 %doc doc/html/
 
 %changelog
+* Tue Sep 04 2012 Dan Horák <dan[at]danny.cz> - 0.9.3.4-2
+- fix build on non-x86 arches
+
 * Sun Sep 02 2012 Joonas Sarajärvi <muep@iki.fi> - 0.9.3.4-1
 - Update to a new upstream version
 - Work around problems in glm::log2 for integers