diff --git a/src/FruDevice.cpp b/src/FruDevice.cpp
index 52a83ce..1576e30 100644
--- a/src/FruDevice.cpp
+++ b/src/FruDevice.cpp
@@ -1074,7 +1074,7 @@
         fruData = getFRUInfo(static_cast<uint8_t>(bus),
                              static_cast<uint8_t>(address));
     }
-    catch (std::invalid_argument& e)
+    catch (const std::invalid_argument& e)
     {
         std::cerr << "Failure getting FRU Info" << e.what() << "\n";
         return false;
diff --git a/src/Utils.cpp b/src/Utils.cpp
index e92897e..f859eb6 100644
--- a/src/Utils.cpp
+++ b/src/Utils.cpp
@@ -309,7 +309,7 @@
                     {
                         constant = std::stoi(*it);
                     }
-                    catch (std::invalid_argument&)
+                    catch (const std::invalid_argument&)
                     {
                         std::cerr << "Parameter not supported for templates "
                                   << *it << "\n";
@@ -397,9 +397,9 @@
                 keyPair.value() = static_cast<uint64_t>(temp);
             }
         }
-        catch (std::invalid_argument&)
+        catch (const std::invalid_argument&)
         {}
-        catch (std::out_of_range&)
+        catch (const std::out_of_range&)
         {}
     }
     // non-hex numbers
@@ -410,7 +410,7 @@
             uint64_t temp = boost::lexical_cast<uint64_t>(*strPtr);
             keyPair.value() = temp;
         }
-        catch (boost::bad_lexical_cast&)
+        catch (const boost::bad_lexical_cast&)
         {}
     }
     return ret;