diff --git a/lib/plugins/jexlParser.js b/lib/plugins/jexlParser.js
index 1062ad71e..8dec6f248 100644
--- a/lib/plugins/jexlParser.js
+++ b/lib/plugins/jexlParser.js
@@ -45,7 +45,7 @@ function parse(expression, context, callback) {
         result = jexl.evalSync(expression, context);
         //avoid undefined result
         result = result !== undefined ? result : null;
-        logger.debug(logContext, 'parse expression "[%j]" over "[%j]" result "[%j]" ', expression, context, result);
+        logger.debug(logContext, 'parse expression %j over %j result %j ', expression, context, result);
     } catch (e) {
         error = new errors.InvalidExpression(expression);
         if (callback) {
@@ -103,7 +103,7 @@ function applyExpression(expression, context, typeInformation) {
     // https://github.com/TomFrost/Jexl/issues/133
     deleteNulls(context);
     const result = parse(expression, context);
-    logger.debug(logContext, 'applyExpression "[%j]" over "[%j]" result "[%j]" ', expression, context, result);
+    logger.debug(logContext, 'applyExpression %j over %j result %j ', expression, context, result);
     const expressionResult = result !== undefined ? result : expression;
     return expressionResult;
 }
@@ -126,7 +126,7 @@ function contextAvailable(expression, context) {
         jexl.evalSync(expression, context);
         return true;
     } catch (e) {
-        logger.info(logContext, 'Wrong expression found "[%j]" over "[%j]", it will be ignored', expression, context);
+        logger.info(logContext, 'Wrong expression found %j over %j, it will be ignored', expression, context);
         return false;
     }
 }