diff --git a/configure b/configure
index 5644912..632694a 100755
--- a/configure
+++ b/configure
@@ -13,9 +13,4 @@ if [ ! -f "$CONFIG" ]; then
     exit 1
 fi
 
-if [ -f 'config.mk' ]; then
-    echo >&2 "ERROR: file 'config.mk' already exist"
-    exit 1
-fi
-
 cp "$CONFIG" 'config.mk'