diff --git a/pkg/common/malloc/default.go b/pkg/common/malloc/default.go
index 0b21f6c963f07..3e77585d83fad 100644
--- a/pkg/common/malloc/default.go
+++ b/pkg/common/malloc/default.go
@@ -74,7 +74,7 @@ func newDefault(delta *Config) (allocator Allocator) {
 	}()
 
 	if config.Allocator == nil {
-		config.Allocator = ptrTo("c")
+		config.Allocator = ptrTo("mmap")
 	}
 
 	switch strings.ToLower(*config.Allocator) {