diff --git a/deps-packaging/nghttp2/cfbuild-nghttp2.spec b/deps-packaging/nghttp2/cfbuild-nghttp2.spec
index 595d410f4..db0e26efa 100644
--- a/deps-packaging/nghttp2/cfbuild-nghttp2.spec
+++ b/deps-packaging/nghttp2/cfbuild-nghttp2.spec
@@ -30,11 +30,11 @@ rm -rf ${RPM_BUILD_ROOT}
 make install DESTDIR=${RPM_BUILD_ROOT}
 
 # Remove unused files
-rm -rf %prefix/lib/libnghttp2.*a
-rm -rf %prefix/share/doc/nghttp2/README.rst
-rm -rf %prefix/share/man/man1/h2load.1
-rm -rf %prefix/share/man/man1/nghttp*
-rm -rf %prefix/share/nghttp2/fetch-oscp-response
+rm -rf ${RPM_BUILD_ROOT}%{prefix}/lib/libnghttp2.*a
+rm -rf ${RPM_BUILD_ROOT}%{prefix}/share/doc/nghttp2/README.rst
+rm -rf ${RPM_BUILD_ROOT}%{prefix}/share/man/man1/h2load.1
+rm -rf ${RPM_BUILD_ROOT}%{prefix}/share/man/man1/nghttp*
+rm -rf ${RPM_BUILD_ROOT}%{prefix}/share/nghttp2/fetch-oscp-response
 
 %clean