diff --git a/src/schema/objects/modalities.yaml b/src/schema/objects/modalities.yaml
index 4809e380df..5a8a51dd47 100644
--- a/src/schema/objects/modalities.yaml
+++ b/src/schema/objects/modalities.yaml
@@ -35,3 +35,6 @@ motion:
 nirs:
   display_name: Near-Infrared Spectroscopy
   description: Data acquired with NIRS.
+phenotype:
+  display_name: Phenotype
+  description: Tabular non-imaging phenotypic data.
diff --git a/src/schema/rules/modalities.yaml b/src/schema/rules/modalities.yaml
index 2f290ca014..b53be647d3 100644
--- a/src/schema/rules/modalities.yaml
+++ b/src/schema/rules/modalities.yaml
@@ -31,3 +31,6 @@ motion:
 nirs:
   datatypes:
     - nirs
+phenotype:
+  datatypes:
+    - phenotype