diff --git a/gdcdictionary/schemas/analyte.yaml b/gdcdictionary/schemas/analyte.yaml
index fbf01a10..4b6fa724 100644
--- a/gdcdictionary/schemas/analyte.yaml
+++ b/gdcdictionary/schemas/analyte.yaml
@@ -44,6 +44,12 @@ links:
         target_type: study
         multiplicity: many_to_many
         required: false
+      - name: biospecimens
+        backref: analytes
+        label: derived_from
+        target_type: biospecimen
+        multiplicity: many_to_many
+        required: true
 
 uniqueKeys:
   - [id]
@@ -144,3 +150,5 @@ properties:
     $ref: "_definitions.yaml#/to_many"
   studies:
     $ref: "_definitions.yaml#/to_many"
+  biospecimens:
+    $ref: "_definitions.yaml#/to_many"