diff --git a/plugins/encode64/encode64.plugin.zsh b/plugins/encode64/encode64.plugin.zsh
index cfb7c6a18..9a8434bf9 100644
--- a/plugins/encode64/encode64.plugin.zsh
+++ b/plugins/encode64/encode64.plugin.zsh
@@ -1,2 +1,2 @@
 encode64(){ echo -n $1 | base64 }
-decode64(){ echo -n $1 | base64 -D }
\ No newline at end of file
+decode64(){ echo -n $1 | base64 -d }