diff --git a/letta/server/rest_api/routers/v1/sources.py b/letta/server/rest_api/routers/v1/sources.py
index bc4b8086..31ea54b7 100644
--- a/letta/server/rest_api/routers/v1/sources.py
+++ b/letta/server/rest_api/routers/v1/sources.py
@@ -101,6 +101,7 @@ def create_source(
         name=source_create.name,
         embedding_config=source_create.embedding_config,
         description=source_create.description,
+        instructions=source_create.instructions,
         metadata=source_create.metadata,
     )
     return server.source_manager.create_source(source=source, actor=actor)
diff --git a/letta/server/server.py b/letta/server/server.py
index 54c21ca6..69650d14 100644
--- a/letta/server/server.py
+++ b/letta/server/server.py
@@ -1115,7 +1115,7 @@ class SyncServer(Server):
                 ),
                 CreateBlock(
                     label="instructions",
-                    value=source.description,
+                    value=source.instructions,
                 ),
             ],
             llm_config=main_agent.llm_config,