Wrap path in quotes to support paths containing whitespace.
diff --git a/libgit2.pc.in b/libgit2.pc.in
index 880266a..329a560 100644
--- a/libgit2.pc.in
+++ b/libgit2.pc.in
@@ -6,7 +6,7 @@ Name: libgit2
Description: The git library, take 2
Version: @LIBGIT2_VERSION_STRING@
-Libs: -L${libdir} -lgit2
+Libs: -L"${libdir}" -lgit2
Libs.private: @LIBGIT2_PC_LIBS@
Requires.private: @LIBGIT2_PC_REQUIRES@