diff --git a/toolboxes/GPRAntennaModels/README.rst b/toolboxes/GPRAntennaModels/README.rst
index e15b8c0d..c4a0cfb9 100644
--- a/toolboxes/GPRAntennaModels/README.rst
+++ b/toolboxes/GPRAntennaModels/README.rst
@@ -14,7 +14,7 @@ Manufacturer/Model       Dimensions    Resolution(s) Author/Contact
 ======================== ============= ============= ========================================================================================================================================================================================================================= ================
 GSSI 1.5GHz (Model 5100) 170x108x45mm  1, 2mm        Craig Warren (craig.warren@northumbria.ac.uk), Northumbria University, UK                                                                                                                                                 1,2
 MALA 1.2GHz              184x109x46mm  1, 2mm        Craig Warren (craig.warren@northumbria.ac.uk), Northumbria University, UK                                                                                                                                                 1
-GSSI 400MHz              300x300x170mm 2mm           Sam Stadler (sam.stadler@leibniz-liag.de), `Leibniz Institute for Applied Geophysics <https://www.leibniz-liag.de/en/research/methods/electromagnetic-methods/ground-penetrating-radar.html>`_, Germany 3
+GSSI 400MHz              300x300x170mm 2mm           Sam Stadler (sam.stadler@leibniz-liag.de), `Leibniz Institute for Applied Geophysics <https://www.leibniz-liag.de/en/research/methods/electromagnetic-methods/ground-penetrating-radar.html>`_, Germany                   3
 ======================== ============= ============= ========================================================================================================================================================================================================================= ================
 
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