diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8c4bb9b6..6cbf3248 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -118,7 +118,7 @@ find_package (PkgConfig REQUIRED)
 
 # Force a libmraa search and minimum required version every time a config is generated
 unset(MRAA_FOUND CACHE)
-set(MRAA_MINIMUM 1.1.1)
+set(MRAA_MINIMUM 1.4.0)
 pkg_check_modules (MRAA REQUIRED mraa>=${MRAA_MINIMUM})
 
 # Check for BACNET