diff --git a/source/RobotAPI/interface/skills/SkillManagerInterface.ice b/source/RobotAPI/interface/skills/SkillManagerInterface.ice
index 17294f7a6920e1d242b25ebeb2fa22b46d04d9c7..b2c3b5deba9aa8239023d4559b6d20405e5b0889 100644
--- a/source/RobotAPI/interface/skills/SkillManagerInterface.ice
+++ b/source/RobotAPI/interface/skills/SkillManagerInterface.ice
@@ -50,7 +50,7 @@ module armarx
                     string description;
                     armarx::core::time::dto::Duration timeout;
                     aron::type::dto::AronObject acceptedType;
-                    aron::type::dto::AronObject returndType;
+                    aron::type::dto::AronObject returnType;
                     aron::data::dto::Dict rootProfileDefaults;
                 };
 
diff --git a/source/RobotAPI/interface/skills/SkillProviderInterface.ice b/source/RobotAPI/interface/skills/SkillProviderInterface.ice
index b9db3268a3b51c69ad6126f2671f4cb95c5af1e1..80a8a97fbdb9f6eff8f19cfaf1384338748c6232 100644
--- a/source/RobotAPI/interface/skills/SkillProviderInterface.ice
+++ b/source/RobotAPI/interface/skills/SkillProviderInterface.ice
@@ -117,14 +117,14 @@ module armarx
                 };
 
                 // Description of a skill, independant of a provider
-                // A skill is nothing but a executable thing, which can be executed on one or more 'robots' (empty means all)
+                // A skill is nothing but a executable thing, which can be executed
                 struct SkillDescription
                 {
                     SkillID skillId;
                     string description;
                     armarx::core::time::dto::Duration timeout;
                     aron::type::dto::AronObject acceptedType;
-                    aron::type::dto::AronObject returndType;
+                    aron::type::dto::AronObject returnType;
                     aron::data::dto::Dict rootProfileDefaults;
                 };