diff --git a/catalogue/MysqlCatalogue.hpp b/catalogue/MysqlCatalogue.hpp
index 92f9dcff8c9a333ad0f266e533bb9578ab05de98..fc743a52425c80a1e64d0955f7a457152c3c9981 100644
--- a/catalogue/MysqlCatalogue.hpp
+++ b/catalogue/MysqlCatalogue.hpp
@@ -80,7 +80,7 @@ protected:
    * problem of generating ever increasing numeric identifiers.
    *
    * @param conn The database connection.
-   * @return a unique archive ID that can be used by a new archive file within
+   * @return a unique storage class ID that can be used by a new storage class
    * within the catalogue.
    */
   uint64_t getNextStorageClassId(rdbms::Conn &conn) override;
diff --git a/catalogue/OracleCatalogue.hpp b/catalogue/OracleCatalogue.hpp
index 473bb9004cff8f59daba0fb76c189a22140b3e5b..0542c7a1881abf6c8beb69553eb859524a4880a2 100644
--- a/catalogue/OracleCatalogue.hpp
+++ b/catalogue/OracleCatalogue.hpp
@@ -80,7 +80,7 @@ public:
    * problem of generating ever increasing numeric identifiers.
    *
    * @param conn The database connection.
-   * @return a unique archive ID that can be used by a new archive file within
+   * @return a unique storage class ID that can be used by a new storage class
    * within the catalogue.
    */
   uint64_t getNextStorageClassId(rdbms::Conn &conn) override;
diff --git a/catalogue/PostgresCatalogue.hpp b/catalogue/PostgresCatalogue.hpp
index 7c1961c73d2833b456c6b99fcc9ce5fd573b0e56..9fa3be58765c053de43218476cb5c43b50767646 100644
--- a/catalogue/PostgresCatalogue.hpp
+++ b/catalogue/PostgresCatalogue.hpp
@@ -106,7 +106,7 @@ public:
    * problem of generating ever increasing numeric identifiers.
    *
    * @param conn The database connection.
-   * @return a unique archive ID that can be used by a new archive file within
+   * @return a unique storage class ID that can be used by a new storage class
    * within the catalogue.
    */
   uint64_t getNextStorageClassId(rdbms::Conn &conn) override;
diff --git a/catalogue/RdbmsCatalogue.hpp b/catalogue/RdbmsCatalogue.hpp
index c05f2b7dae87bbded3fac506edf89d20260cad5a..5333e7af4f93db20099bc8ea33963ac07a97f99a 100644
--- a/catalogue/RdbmsCatalogue.hpp
+++ b/catalogue/RdbmsCatalogue.hpp
@@ -1264,7 +1264,7 @@ protected:
    * problem of generating ever increasing numeric identifiers.
    *
    * @param conn The database connection.
-   * @return a unique archive ID that can be used by a new archive file within
+   * @return a unique storage class ID that can be used by a new storage class
    * within the catalogue.
    */
   virtual uint64_t getNextStorageClassId(rdbms::Conn &conn) = 0;
diff --git a/catalogue/SqliteCatalogue.hpp b/catalogue/SqliteCatalogue.hpp
index 88e91d083d8aecb7dad5602a28f35cea243f0774..5446e0b8d6d425178c5b11fa51257e654b7176c6 100644
--- a/catalogue/SqliteCatalogue.hpp
+++ b/catalogue/SqliteCatalogue.hpp
@@ -109,7 +109,7 @@ protected:
    * problem of generating ever increasing numeric identifiers.
    *
    * @param conn The database connection.
-   * @return a unique archive ID that can be used by a new archive file within
+   * @return a unique storage class ID that can be used by a new storage class
    * within the catalogue.
    */
   uint64_t getNextStorageClassId(rdbms::Conn &conn) override;