diff --git a/multiarea_model/data_multiarea/VisualCortex_Data.py b/multiarea_model/data_multiarea/VisualCortex_Data.py
index d5c866ea52bcd1588bec24a6a959ccad0891114e..a3c23e4ba4e1f14a0792f12192aa851b41f4f1c3 100644
--- a/multiarea_model/data_multiarea/VisualCortex_Data.py
+++ b/multiarea_model/data_multiarea/VisualCortex_Data.py
@@ -1325,7 +1325,7 @@ def process_raw_data():
         out = proc.communicate()[0].decode('utf-8')
         R_fit = [float(out.split('\n')[1].split(' ')[1]),
                      float(out.split('\n')[1].split(' ')[3])]
-    except (OSError, IndexError):
+    except (OSError, IndexError, ValueError):
         print("No R installation or IndexError, taking hard-coded SLN fit parameters.")
         R_fit = [-0.1516142, -1.5343200]