diff --git a/homeassistant/components/conversation/default_agent.py b/homeassistant/components/conversation/default_agent.py
index 47a1755f8c1..45393289ac8 100644
--- a/homeassistant/components/conversation/default_agent.py
+++ b/homeassistant/components/conversation/default_agent.py
@@ -979,7 +979,7 @@ class DefaultAgent(ConversationEntity):
                     _collect_list_references(sentence, wildcard_names)
 
         for wildcard_name in wildcard_names:
-            trigger_intents.slot_lists[wildcard_name] = WildcardSlotList()
+            trigger_intents.slot_lists[wildcard_name] = WildcardSlotList(wildcard_name)
 
         self._trigger_intents = trigger_intents
 
diff --git a/homeassistant/components/conversation/manifest.json b/homeassistant/components/conversation/manifest.json
index 6eeb461d79d..58170b37c6b 100644
--- a/homeassistant/components/conversation/manifest.json
+++ b/homeassistant/components/conversation/manifest.json
@@ -6,5 +6,5 @@
   "documentation": "https://www.home-assistant.io/integrations/conversation",
   "integration_type": "system",
   "quality_scale": "internal",
-  "requirements": ["hassil==1.7.1", "home-assistant-intents==2024.7.3"]
+  "requirements": ["hassil==1.7.3", "home-assistant-intents==2024.7.3"]
 }
diff --git a/homeassistant/package_constraints.txt b/homeassistant/package_constraints.txt
index 93a27480b7e..25b45f6491d 100644
--- a/homeassistant/package_constraints.txt
+++ b/homeassistant/package_constraints.txt
@@ -30,7 +30,7 @@ ha-av==10.1.1
 ha-ffmpeg==3.2.0
 habluetooth==3.1.3
 hass-nabucasa==0.81.1
-hassil==1.7.1
+hassil==1.7.3
 home-assistant-bluetooth==1.12.2
 home-assistant-frontend==20240705.0
 home-assistant-intents==2024.7.3
diff --git a/requirements_all.txt b/requirements_all.txt
index ad9ba092570..4f9f5cd4e3b 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1056,7 +1056,7 @@ hass-nabucasa==0.81.1
 hass-splunk==0.1.1
 
 # homeassistant.components.conversation
-hassil==1.7.1
+hassil==1.7.3
 
 # homeassistant.components.jewish_calendar
 hdate==0.10.9
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 48aa278de69..e50b07c22ff 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -870,7 +870,7 @@ habluetooth==3.1.3
 hass-nabucasa==0.81.1
 
 # homeassistant.components.conversation
-hassil==1.7.1
+hassil==1.7.3
 
 # homeassistant.components.jewish_calendar
 hdate==0.10.9