diff --git a/doc/examples/code.proc b/doc/examples/code.proc
index 24c5735..381db29 100644
--- a/doc/examples/code.proc
+++ b/doc/examples/code.proc
@@ -1 +1 @@
-def
+prot a -
diff --git a/parser/parser.c b/parser/parser.c
index d49fb15..0ac5a5d 100644
--- a/parser/parser.c
+++ b/parser/parser.c
@@ -228,7 +228,7 @@ enum SYNTAX_ERROR declVar(struct Parser *parser) {
 }
 
 enum SYNTAX_ERROR declDefProc(struct Parser *parser) {
-  bool isDef;
+  bool isDef = false;
   if (parser->token.signCode == DEF) {
     isDef = true;
   }