diff --git a/qgis-lib64.patch b/qgis-lib64.patch
new file mode 100644
index 0000000..125d6ed
--- /dev/null
+++ b/qgis-lib64.patch
@@ -0,0 +1,13 @@
+
+diff -up cmake/PyQtMacros.cmake cmake/PyQtMacros.cmake.lib64
+--- cmake/PyQtMacros.cmake	2017-09-29 17:55:02.000000000 +0200
++++ cmake/PyQtMacros.cmake.lib64	2017-09-30 18:32:30.277970717 +0200
+@@ -36,7 +36,7 @@ MACRO(PYQT_WRAP_UI outfiles )
+   ELSE(WIN32)
+     # TODO osx
+     SET(PYUIC_WRAPPER "${CMAKE_SOURCE_DIR}/scripts/pyuic-wrapper.sh")
+-    SET(PYUIC_WRAPPER_PATH "${QGIS_OUTPUT_DIRECTORY}/lib")
++    SET(PYUIC_WRAPPER_PATH "${QGIS_OUTPUT_DIRECTORY}/lib${LIB_SUFFIX}")
+   ENDIF(WIN32)
+ 
+   FOREACH(it ${ARGN})
diff --git a/qgis.spec b/qgis.spec
index 438240e..1538a09 100644
--- a/qgis.spec
+++ b/qgis.spec
@@ -19,6 +19,11 @@ Source4:        %{name}-server-README.fedora
 # Based on debian/qgis.xml but excluding already defined or proprietary types
 Source5:        %{name}-mime.xml
 
+# Fix builds on 64-bit machines
+# https://hub.qgis.org/issues/15602
+# https://github.com/qgis/QGIS/commit/718581ffb12b723f9a3c0ae01b7ec2d8aed9d4bb.patch
+Patch0:         %{name}-lib64.patch
+
 # Some plug-ins need Pyspatialite (bundled)
 # The license is not totally clear, see:
 # http://code.google.com/p/pyspatialite/issues/detail?id=3
@@ -160,6 +165,7 @@ Please refer to %{name}-server-README.fedora for details!
 
 %prep
 %setup -q
+%patch0 -p0 -b .lib64
 
 # Remove executable permissions from source code files
 find . \( -name "*.cpp" -o -name "*.h" \) -type f -perm /111 -execdir chmod -x {} \+