diff --git a/src/driver/controller-objectivefs/index.js b/src/driver/controller-objectivefs/index.js
index d30e4e7..ff725c1 100644
--- a/src/driver/controller-objectivefs/index.js
+++ b/src/driver/controller-objectivefs/index.js
@@ -161,7 +161,7 @@ class ControllerObjectiveFSDriver extends CsiBaseDriver {
 
   assertCapabilities(callContext, capabilities) {
     const driver = this;
-    this.ctx.logger.verbose("validating capabilities: %j", capabilities);
+    callContext.logger.verbose("validating capabilities: %j", capabilities);
 
     let message = null;
     let fs_types = driver.getFsTypes();
diff --git a/src/driver/controller-synology/index.js b/src/driver/controller-synology/index.js
index deb3091..2a0a8b0 100644
--- a/src/driver/controller-synology/index.js
+++ b/src/driver/controller-synology/index.js
@@ -252,7 +252,7 @@ class ControllerSynologyDriver extends CsiBaseDriver {
 
   assertCapabilities(callContext, capabilities) {
     const driverResourceType = this.getDriverResourceType();
-    this.ctx.logger.verbose("validating capabilities: %j", capabilities);
+    callContext.logger.verbose("validating capabilities: %j", capabilities);
 
     let message = null;
     //[{"access_mode":{"mode":"SINGLE_NODE_WRITER"},"mount":{"mount_flags":["noatime","_netdev"],"fs_type":"nfs"},"access_type":"mount"}]
@@ -951,7 +951,7 @@ class ControllerSynologyDriver extends CsiBaseDriver {
       );
     }
 
-    driver.ctx.logger.verbose("requested snapshot name: %s", name);
+    callContext.logger.verbose("requested snapshot name: %s", name);
 
     let invalid_chars;
     invalid_chars = name.match(/[^a-z0-9_\-:.+]+/gi);