diff --git a/docs.it4i/index.md b/docs.it4i/index.md
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@@ -31,7 +31,7 @@ In many cases, you will run your own code on the cluster. In order to fully expl
 
 * **node:** a computer, interconnected by network to other computers - Computational nodes are powerful computers, designed and dedicated for executing demanding scientific computations.
 * **core:** processor core, a unit of processor, executing computations
-* **core-hour:** also standard core-hour, SCH. A metric of computer utilization, [see definition](salomon/resources-allocation-policy/#standard-core-hours-sch).
+* **core-hour:** also normalized core-hour, NCH. A metric of computer utilization, [see definition](salomon/resources-allocation-policy/#normalized-core-hours-nch).
 * **job:** a calculation running on the supercomputer - The job allocates and utilizes resources of the supercomputer for certain time.
 * **HPC:** High Performance Computing
 * **HPC (computational) resources:** corehours, storage capacity, software licences