diff --git a/srcpkgs/curlpp/template b/srcpkgs/curlpp/template
index 5d983357039..f67271a0ef3 100644
--- a/srcpkgs/curlpp/template
+++ b/srcpkgs/curlpp/template
@@ -12,7 +12,7 @@ homepage="http://www.curlpp.org/"
 distfiles="https://github.com/jpbarrette/curlpp/archive/v${version}.tar.gz"
 checksum=b72093f221a9e2d0f7ce0bd0f846587835e01607a7bb0f106ff4317a8c30a81c
 
-CPPFLAGS="-Wno-error=unused-function"
+CPPFLAGS="-Wno-error=unused-function -O2"
 
 pre_configure() {
 	./autogen.sh