diff --git a/README.md b/README.md
index 8f569f2e..ab4d63b3 100644
--- a/README.md
+++ b/README.md
@@ -50,9 +50,9 @@ The dataset consists of:
 
 - A grid model based on a modified [GridKit](https://github.com/bdw/GridKit)
   extraction of the [ENTSO-E Transmission System
-  Map](https://www.entsoe.eu/data/map/). The grid model contains 6001 lines
+  Map](https://www.entsoe.eu/data/map/). The grid model contains 6763 lines
   (alternating current lines at and above 220kV voltage level and all high
-  voltage direct current lines) and 3657 substations.
+  voltage direct current lines) and 3642 substations.
 - The open power plant database
   [powerplantmatching](https://github.com/FRESNA/powerplantmatching).
 - Electrical demand time series from the
diff --git a/data/entsoegridkit/README.md b/data/entsoegridkit/README.md
index dbf9bb8d..7ee77ada 100644
--- a/data/entsoegridkit/README.md
+++ b/data/entsoegridkit/README.md
@@ -1,6 +1,6 @@
 # Unofficial ENTSO-E dataset processed by GridKit
 
-This dataset was generated based on a map extract from May 25, 2018.
+This dataset was generated based on a map extract from March 2022.
 This is an _unofficial_ extract of the
 [ENTSO-E interactive map](https://www.entsoe.eu/data/map/)
 of the European power system (including to a limited extent North