diff --git a/coders/miff.c b/coders/miff.c
index d852c58..4bb63c4 100644
--- a/coders/miff.c
+++ b/coders/miff.c
@@ -625,7 +625,7 @@
               }
             *p='\0';
             if (*options == '{')
-              (void) CopyMagickString(options,options+1,MaxTextExtent);
+              (void) strcpy(options,options+1);
             /*
               Assign a value to the specified keyword.
             */