diff --git a/alib2measure/src/debug/New.cpp b/alib2measure/src/debug/New.cpp
index 3141e741e0bd3d018a4dc5172a46dbcbdbfe1e0f..7249b814da75cacedb6c1bcde151507e5e4f73b8 100644
--- a/alib2measure/src/debug/New.cpp
+++ b/alib2measure/src/debug/New.cpp
@@ -6,14 +6,16 @@
 #include <new>
 #include "../measurements/MeasurementNew.hpp"
 
-void * operator new( std::size_t n ) {
-	return operator new( n, true );
-}
+#if DEBUG
+	void * operator new( std::size_t n ) {
+		return operator new( n, true );
+	}
 
-void operator delete( void * ptr ) noexcept {
-	operator delete( ptr, true );
-}
+	void operator delete( void * ptr ) noexcept {
+		operator delete( ptr, true );
+	}
 
-void operator delete( void * ptr, std::size_t ) noexcept {
-	operator delete( ptr, true );
-}
+	void operator delete( void * ptr, std::size_t ) noexcept {
+		operator delete( ptr, true );
+	}
+#endif