diff --git a/ps-grammar/emergencySituation/object.jsgf b/ps-grammar/emergencySituation/object.jsgf
index 01fbeb04f1a54e419b0cbc69fc52a2a6a6fbb0b3..9490ca4979823419ca4395605781d6ee208fd7f9 100644
--- a/ps-grammar/emergencySituation/object.jsgf
+++ b/ps-grammar/emergencySituation/object.jsgf
@@ -1,7 +1,8 @@
 #JSGF V1.0;
 grammar emergencySituation_object;
 
-public <emergencySituation> = water;
+public <emergencySituation> = <water>;
 
 <objectPhrase> = water | (self aid kit) | (cell phone);
 
+<water> = water;