diff --git a/include/ibm/locks.hpp b/include/ibm/locks.hpp
index 10f0a9a..b39bada 100644
--- a/include/ibm/locks.hpp
+++ b/include/ibm/locks.hpp
@@ -245,7 +245,7 @@
 
     // validate the lock request
 
-    for (auto& lockRecord : lockRequestStructure)
+    for (const auto& lockRecord : lockRequestStructure)
     {
         bool status = isValidLockRequest(lockRecord);
         if (!status)
diff --git a/include/ibm/management_console_rest.hpp b/include/ibm/management_console_rest.hpp
index 876ceb3..e80e727 100644
--- a/include/ibm/management_console_rest.hpp
+++ b/include/ibm/management_console_rest.hpp
@@ -85,7 +85,7 @@
         return;
     }
     std::uintmax_t saveAreaDirSize = 0;
-    for (auto& it : iter)
+    for (const auto& it : iter)
     {
         if (!std::filesystem::is_directory(it, ec))
         {
diff --git a/include/openbmc_dbus_rest.hpp b/include/openbmc_dbus_rest.hpp
index 9233a27..8aab757 100644
--- a/include/openbmc_dbus_rest.hpp
+++ b/include/openbmc_dbus_rest.hpp
@@ -2232,7 +2232,7 @@
                 }
                 std::filesystem::directory_iterator files(loc);
 
-                for (auto& file : files)
+                for (const auto& file : files)
                 {
                     std::ifstream readFile(file.path());
                     if (!readFile.good())
diff --git a/include/random.hpp b/include/random.hpp
index 0e63391..082c4e3 100644
--- a/include/random.hpp
+++ b/include/random.hpp
@@ -29,7 +29,7 @@
         return std::numeric_limits<uint8_t>::min();
     }
 
-    bool error()
+    bool error() const
     {
         return err;
     }
diff --git a/include/sessions.hpp b/include/sessions.hpp
index b445915..85c0cb9 100644
--- a/include/sessions.hpp
+++ b/include/sessions.hpp
@@ -353,7 +353,7 @@
         return authMethodsConfig;
     }
 
-    bool needsWrite()
+    bool needsWrite() const
     {
         return needWrite;
     }