diff --git a/src/main/java/org/gcube/informationsystem/resourceregistry/types/SchemaManagementImpl.java b/src/main/java/org/gcube/informationsystem/resourceregistry/types/SchemaManagementImpl.java
index 363d157..cb8edc5 100644
--- a/src/main/java/org/gcube/informationsystem/resourceregistry/types/SchemaManagementImpl.java
+++ b/src/main/java/org/gcube/informationsystem/resourceregistry/types/SchemaManagementImpl.java
@@ -400,6 +400,8 @@ public class SchemaManagementImpl implements SchemaManagement {
 			return TypeMapper.serializeTypeDefinitions(typeDefinitions);
 		} catch(SchemaException e) {
 			throw e;
+		} catch(SchemaNotFoundException e) {
+			throw e;
 		} catch(Exception e) {
 			throw new SchemaException(e);
 		} finally {