diff --git a/cvq_util.c b/cvq_util.c
index bd285eb..62c9514 100644
--- a/cvq_util.c
+++ b/cvq_util.c
@@ -1224,7 +1224,7 @@
         return err;
     }
 
-    // Create Dummy sensor plugin
+    // Create placeholder sensor plugin
     err = iaxxx_odsp_plugin_create(odsp_hdl, SENSOR_INSTANCE_ID,
                                    SENSOR_PRIORITY, SENSOR_PKG_ID,
                                    SENSOR_PLUGIN_IDX, IAXXX_HMD_BLOCK_ID,
diff --git a/tests/oslo_package_test.c b/tests/oslo_package_test.c
index 3b47bba..dccc47f 100644
--- a/tests/oslo_package_test.c
+++ b/tests/oslo_package_test.c
@@ -205,7 +205,7 @@
             goto exit;
         }
 
-        /* Create Dummy sensor plugin */
+        /* Create placeholder sensor plugin */
         pi.plg_idx  = 0;
         pi.pkg_id = sensor_pkg_id;
         pi.block_id = 1;
@@ -345,7 +345,7 @@
             goto exit;
         }
 
-        /* destroy Dummy sensor plugin */
+        /* destroy placeholder sensor plugin */
         pi.block_id = 1;
         pi.inst_id  = 3;
         err = ioctl(fileno(odsp_node), ODSP_PLG_DESTROY, (unsigned long)&pi);
diff --git a/tests/oslo_sound_model_control.cpp b/tests/oslo_sound_model_control.cpp
index 671cd6f..38a2f8a 100644
--- a/tests/oslo_sound_model_control.cpp
+++ b/tests/oslo_sound_model_control.cpp
@@ -88,7 +88,7 @@
   soundModel.vendorUuid.variantAndClockSeqHigh = uuid.clockSeq;
 
   memcpy(&soundModel.vendorUuid.node[0], &uuid.node[0], sizeof(uuid.node));
-  soundModel.data.resize(1);  // Insert a dummy byte to bypass HAL NULL checks.
+  soundModel.data.resize(1);  // Insert an unused byte to bypass HAL NULL checks.
 
   bool loaded = false;
   sp<ISoundTriggerHw> stHal = ISoundTriggerHw::getService();