thodg/libgit2

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0e516ca..4c7bb02 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -111,7 +111,7 @@ INSTALL(TARGETS git2
     LIBRARY DESTINATION ${INSTALL_LIB}
     ARCHIVE DESTINATION ${INSTALL_LIB}
 )
-INSTALL(FILES libgit2.pc DESTINATION ${INSTALL_LIB}/pkgconfig )
+INSTALL(FILES ${CMAKE_BINARY_DIR}/libgit2.pc DESTINATION ${INSTALL_LIB}/pkgconfig )
 INSTALL(DIRECTORY include/git2 DESTINATION ${INSTALL_INC} )
 INSTALL(FILES include/git2.h DESTINATION ${INSTALL_INC} )