diff --git a/plugins/include/core.inc b/plugins/include/core.inc
index 4441f49e..67e87794 100755
--- a/plugins/include/core.inc
+++ b/plugins/include/core.inc
@@ -19,8 +19,6 @@ native getarg(arg, index=0);
 native setarg(arg, index=0, value);
 
 native strlen(const string[]);
-native strpack(dest[], const source[]);
-native strunpack(dest[], const source[]);
 
 native tolower(c);
 native toupper(c);