diff --git a/src/compiler/diagnosticMessages.json b/src/compiler/diagnosticMessages.json
index 1abcc7a8d0..68ce847148 100644
--- a/src/compiler/diagnosticMessages.json
+++ b/src/compiler/diagnosticMessages.json
@@ -2612,14 +2612,6 @@
         "category": "Message",
         "code": 6112
     },
-    "Specify library to be included in the compilation:": {
-        "category": "Message",
-        "code": 6113
-    },
-    "Arguments for library option must be: {0}": {
-      "category": "Error",
-      "code": 6114
-    },
     "Variable '{0}' implicitly has an '{1}' type.": {
         "category": "Error",
         "code": 7005