diff --git a/sensorhandler.cpp b/sensorhandler.cpp
index ed02c62..7c5aa06 100644
--- a/sensorhandler.cpp
+++ b/sensorhandler.cpp
@@ -387,7 +387,7 @@
         auto ipmiRC = iter->second.updateFunc(cmdData, iter->second);
         return ipmi::response(ipmiRC);
     }
-    catch (InternalFailure& e)
+    catch (const InternalFailure& e)
     {
         log<level::ERR>("Set sensor failed",
                         entry("SENSOR_NUM=%d", sensorNumber));
@@ -1094,7 +1094,7 @@
     {
         dbus.call(writeSEL);
     }
-    catch (sdbusplus::exception_t& e)
+    catch (const sdbusplus::exception_t& e)
     {
         phosphor::logging::log<phosphor::logging::level::ERR>(e.what());
         return IPMI_CC_UNSPECIFIED_ERROR;