diff --git a/pisi/operations/build.py b/pisi/operations/build.py
index 8ff33410..9b4d03f5 100644
--- a/pisi/operations/build.py
+++ b/pisi/operations/build.py
@@ -729,8 +729,7 @@ class Builder:
         build_deps = self.spec.source.buildDependencies
 
         for package in self.spec.packages:
-            if package.buildType in self.build_types:
-                build_deps.extend(package.buildDependencies)
+            build_deps.extend(package.buildDependencies)
 
         if not ctx.config.values.general.ignore_safety and \
                 not ctx.get_option('ignore_safety'):