diff --git a/src/IpmbSensor.hpp b/src/IpmbSensor.hpp
index bf94509..54a2a4a 100644
--- a/src/IpmbSensor.hpp
+++ b/src/IpmbSensor.hpp
@@ -46,7 +46,7 @@
 constexpr uint8_t netFn = 0x04;
 constexpr uint8_t getSensorReading = 0x2d;
 
-static bool isValid(const std::vector<uint8_t>& data)
+static inline bool isValid(const std::vector<uint8_t>& data)
 {
     constexpr auto readingUnavailableBit = 5;