diff --git a/lib/autoproj/manifest.rb b/lib/autoproj/manifest.rb
index 4df56699..8d20b2da 100644
--- a/lib/autoproj/manifest.rb
+++ b/lib/autoproj/manifest.rb
@@ -1088,7 +1088,7 @@ def add_osdeps_overrides(osdeps_name, package: osdeps_name, packages: [], force:
 
         # Remove any OSDeps override that has previously been added with
         # #add_osdeps_overrides
-        def remove_osdeps_overrides(osdep_name)
+        def remove_osdeps_overrides(osdeps_name)
             @osdeps_overrides.delete(osdeps_name.to_s)
         end