diff --git a/metadata.json b/metadata.json
index c029b99f7..cd27705fe 100644
--- a/metadata.json
+++ b/metadata.json
@@ -17,7 +17,6 @@
     {
       "operatingsystem": "RedHat",
       "operatingsystemrelease": [
-        "6",
         "7",
         "8",
         "9"
@@ -33,7 +32,6 @@
     {
       "operatingsystem": "OracleLinux",
       "operatingsystemrelease": [
-        "6",
         "7"
       ]
     },
@@ -47,7 +45,6 @@
     {
       "operatingsystem": "Scientific",
       "operatingsystemrelease": [
-        "6",
         "7"
       ]
     },