diff --git a/bar_option.go b/bar_option.go
index 5e06c12..660e7c4 100644
--- a/bar_option.go
+++ b/bar_option.go
@@ -146,9 +146,9 @@
 	}
 }
 
-// BarOptional will invoke provided option only when pick is true.
-func BarOptional(option BarOption, pick bool) BarOption {
-	if pick {
+// BarOptional will invoke provided option only when cond is true.
+func BarOptional(option BarOption, cond bool) BarOption {
+	if cond {
 		return option
 	}
 	return nil
diff --git a/container_option.go b/container_option.go
index 7e5bbad..e523a17 100644
--- a/container_option.go
+++ b/container_option.go
@@ -99,9 +99,9 @@
 	}
 }
 
-// ContainerOptional will invoke provided option only when pick is true.
-func ContainerOptional(option ContainerOption, pick bool) ContainerOption {
-	if pick {
+// ContainerOptional will invoke provided option only when cond is true.
+func ContainerOptional(option ContainerOption, cond bool) ContainerOption {
+	if cond {
 		return option
 	}
 	return nil