diff --git a/app.cpp b/app.cpp
index 59c872d..0d6053c 100644
--- a/app.cpp
+++ b/app.cpp
@@ -16,7 +16,7 @@
 using InternalFailure =
     sdbusplus::xyz::openbmc_project::Common::Error::InternalFailure;
 
-int main(int argc, char* argv[])
+int main(int /*argc*/, char** /*argv[]*/)
 {
     auto& bus = open_power::occ::utils::getBus();
 
diff --git a/occ_errors.cpp b/occ_errors.cpp
index a356378..c6f450d 100644
--- a/occ_errors.cpp
+++ b/occ_errors.cpp
@@ -100,8 +100,8 @@
 }
 
 // Callback handler when there is an activity on the FD
-int Error::processEvents(sd_event_source* es, int fd, uint32_t revents,
-                         void* userData)
+int Error::processEvents(sd_event_source* /*es*/, int /*fd*/,
+                         uint32_t /*revents*/, void* userData)
 {
     auto error = static_cast<Error*>(userData);
 
diff --git a/pldm.cpp b/pldm.cpp
index 30faf89..093869d 100644
--- a/pldm.cpp
+++ b/pldm.cpp
@@ -156,8 +156,8 @@
 }
 
 void Interface::fetchOCCEffecterInfo(
-    const PdrList& pdrs, OccInstanceToEffecter& instanceToEffecterMap,
-    CompositeEffecterCount& count, uint8_t& bootRestartPos)
+    const PdrList& pdrs, OccInstanceToEffecter& /*instanceToEffecterMap*/,
+    CompositeEffecterCount& /*count*/, uint8_t& bootRestartPos)
 {
     bool offsetFound = false;
     auto pdr =