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-rw-r--r--fan_speed.hpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/fan_speed.hpp b/fan_speed.hpp
index b47d718..3203178 100644
--- a/fan_speed.hpp
+++ b/fan_speed.hpp
@@ -48,7 +48,8 @@ class FanSpeed : public FanSpeedObject
uint64_t target(uint64_t value) override;
/**
- * @brief Writes the pwm_enable sysfs entry.
+ * @brief Writes the pwm_enable sysfs entry if the
+ * env var with the value to write is present
*/
void enable();
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