diff --git a/packages/pynn-brainscales/package.py b/packages/pynn-brainscales/package.py
index c1d5888958e00fc3135cf839034f679121461eab..d94cae21ed58a8e518c08dc9e3c6993e54beec07 100644
--- a/packages/pynn-brainscales/package.py
+++ b/packages/pynn-brainscales/package.py
@@ -127,3 +127,9 @@ class PynnBrainscales(WafPackage):
         args += self.configure_args()
 
         self.waf('configure', *args)
+
+    def build_args(self):
+        # keep going after fails
+        args = ['--keep']
+
+        return args