diff --git a/CMakeLists.txt b/CMakeLists.txt
index 10923182..c9b272a2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -92,6 +92,9 @@ add_definitions(-D_GNU_SOURCE)
 set(CMAKE_C_STANDARD 99)
 set(CMAKE_CXX_STANDARD 11)
 
+# Fast Math
+add_compile_options(-ffast-math)
+
 # Specify Constants
 if(MCPI_SERVER_MODE)
     add_definitions(-DMCPI_SERVER_MODE)