diff --git a/src/experimentstate.h b/src/experimentstate.h
index a5a6ba13e70acee8f54ec2377cd7a8f24cfb6dd9..a4066556caa8588a3252d70f55445273152f8369 100644
--- a/src/experimentstate.h
+++ b/src/experimentstate.h
@@ -81,10 +81,10 @@ public:
     ExperimentState& operator= ( ExperimentState&& other ) = default;
 
 private:
-    const CliLogger::ComponentLogger logError = CliLogger::createComponentLogger(QStringLiteral("ExperimentState"), LogLevel::Error);
-    const CliLogger::ComponentLogger logWarning = CliLogger::createComponentLogger(QStringLiteral("ExperimentState"), LogLevel::Warning);
-    const CliLogger::ComponentLogger logInfo = CliLogger::createComponentLogger(QStringLiteral("ExperimentState"), LogLevel::Info);
-    const CliLogger::ComponentLogger logDebug = CliLogger::createComponentLogger(QStringLiteral("ExperimentState"), LogLevel::Debug);
+    CliLogger::ComponentLogger logError = CliLogger::createComponentLogger(QStringLiteral("ExperimentState"), LogLevel::Error);
+    CliLogger::ComponentLogger logWarning = CliLogger::createComponentLogger(QStringLiteral("ExperimentState"), LogLevel::Warning);
+    CliLogger::ComponentLogger logInfo = CliLogger::createComponentLogger(QStringLiteral("ExperimentState"), LogLevel::Info);
+    CliLogger::ComponentLogger logDebug = CliLogger::createComponentLogger(QStringLiteral("ExperimentState"), LogLevel::Debug);
 };
 
 }