diff --git a/libphonenumber.spec b/libphonenumber.spec
index a722e86..9d155d4 100644
--- a/libphonenumber.spec
+++ b/libphonenumber.spec
@@ -35,14 +35,18 @@ developing applications that use %{name}.
 
 
 %build
-%cmake cpp
+pushd cpp
+%cmake
 %cmake_build
+popd
 
 
 %install
+pushd cpp
 %cmake_install
 find %{buildroot} -name '*.a' -delete
 find %{buildroot} -name '*.la' -delete
+popd
 
 
 %files