diff --git a/public/app/plugins/datasource/loki/querybuilder/operations.ts b/public/app/plugins/datasource/loki/querybuilder/operations.ts
index 72609bef1fd..07a58338f44 100644
--- a/public/app/plugins/datasource/loki/querybuilder/operations.ts
+++ b/public/app/plugins/datasource/loki/querybuilder/operations.ts
@@ -324,7 +324,7 @@ Example: \`\`error_level=\`level\` \`\`
       orderRank: LokiOperationOrder.LineFilters,
       renderer: getLineFilterRenderer('|~'),
       addOperationHandler: addLokiOperation,
-      explainHandler: (op) => `Return log lines that match regex \`${op.params[0]}\`.`,
+      explainHandler: (op) => `Return log lines that match a \`RE2\` regex pattern. \`${op.params[0]}\`.`,
     },
     {
       id: LokiOperationId.LineMatchesRegexNot,
@@ -346,7 +346,7 @@ Example: \`\`error_level=\`level\` \`\`
       orderRank: LokiOperationOrder.LineFilters,
       renderer: getLineFilterRenderer('!~'),
       addOperationHandler: addLokiOperation,
-      explainHandler: (op) => `Return log lines that does not match regex \`${op.params[0]}\`.`,
+      explainHandler: (op) => `Return log lines that doesn't match a \`RE2\` regex pattern. \`${op.params[0]}\`.`,
     },
     {
       id: LokiOperationId.LineFilterIpMatches,