diff --git a/packages/dual-readout/package.py b/packages/dual-readout/package.py
index 0fadf29c..251ad18a 100644
--- a/packages/dual-readout/package.py
+++ b/packages/dual-readout/package.py
@@ -47,7 +47,6 @@ class DualReadout(CMakePackage, Key4hepPackage):
         when="@0.1.4",
     )
 
-
     depends_on("dd4hep")
     depends_on("edm4hep")
     depends_on("podio")
diff --git a/packages/k4geo/package.py b/packages/k4geo/package.py
index 24a2e736..ae3f6d09 100644
--- a/packages/k4geo/package.py
+++ b/packages/k4geo/package.py
@@ -80,7 +80,6 @@ def setup_dependent_build_environment(self, env, dependent_spec):
         env.prepend_path("LD_LIBRARY_PATH", self.spec["k4geo"].libs.directories[0])
         env.prepend_path("LD_LIBRARY_PATH", self.spec["lcio"].libs.directories[0])
 
-
     # dd4hep tests need to run after install step:
     # disable the usual check
     def check(self):