diff --git a/scripts/modules-matrix.py b/scripts/modules-matrix.py
index 8892b1ca3b4baa3adc461cf77ab5d381b0a657d8..d84745504d38a8225cce36fe834bbfea56d2fa41 100755
--- a/scripts/modules-matrix.py
+++ b/scripts/modules-matrix.py
@@ -37,7 +37,6 @@ c=[
 "U-A",
 "US-",
 "USA",
-"ERR",
 ]
 
 print '!!! Hint "Cluster Acronyms"'