diff --git a/eeschema/component_references_lister.cpp b/eeschema/component_references_lister.cpp
index 750dff9bea..a840c0fd9e 100644
--- a/eeschema/component_references_lister.cpp
+++ b/eeschema/component_references_lister.cpp
@@ -718,7 +718,7 @@ int SCH_REFERENCE_LIST::CheckAnnotation( REPORTER& aReporter )
 SCH_REFERENCE::SCH_REFERENCE( SCH_COMPONENT* aComponent, LIB_PART* aLibPart,
                               SCH_SHEET_PATH& aSheetPath )
 {
-    wxASSERT( aComponent != NULL && aLibPart != NULL );
+    wxASSERT( aComponent != NULL );
 
     m_RootCmp   = aComponent;
     m_Entry     = aLibPart;