diff --git a/UOC20212/UOCVaccine/UOCVaccine.project b/UOC20212/UOCVaccine/UOCVaccine.project
index 3417a88..f8fa224 100644
--- a/UOC20212/UOCVaccine/UOCVaccine.project
+++ b/UOC20212/UOCVaccine/UOCVaccine.project
@@ -36,6 +36,7 @@
       <Compiler Options="-g" C_Options="-g" Assembler="" Required="yes" PreCompiledHeader="" PCHInCommandLine="no" PCHFlags="" PCHFlagsPolicy="0">
         <IncludePath Value="."/>
         <IncludePath Value="include"/>
+        <Preprocessor Value="NDEBUG"/>
       </Compiler>
       <Linker Options="" Required="yes"/>
       <ResourceCompiler Options="" Required="no"/>