diff --git a/augur/application/db/models/augur_data.py b/augur/application/db/models/augur_data.py
index fc97513cc2..1f04a74b72 100644
--- a/augur/application/db/models/augur_data.py
+++ b/augur/application/db/models/augur_data.py
@@ -1721,7 +1721,6 @@ class PullRequest(Base):
     __tablename__ = "pull_requests"
     __table_args__ = (
         UniqueConstraint("repo_id", "pr_src_id", name="unique-pr"),
-        UniqueConstraint("repo_id", "pr_src_id", name="unique-prx"),
         UniqueConstraint("pr_url", name="pull-request-insert-unique"),
         Index("id_node", text("pr_src_id DESC"), text("pr_src_node_id DESC NULLS LAST")),
         Index(
diff --git a/augur/application/schema/alembic/versions/39_remove_redundant_uniqueness_check.py b/augur/application/schema/alembic/versions/39_remove_redundant_uniqueness_check.py
new file mode 100644
index 0000000000..234b132250
--- /dev/null
+++ b/augur/application/schema/alembic/versions/39_remove_redundant_uniqueness_check.py
@@ -0,0 +1,28 @@
+"""remove redundant uniqueness check
+
+Revision ID: 39
+Revises: 38
+Create Date: 2026-02-18 10:46:16.413579
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '39'
+down_revision = '38'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_constraint(op.f('unique-prx'), 'pull_requests', schema='augur_data', type_='unique')
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_unique_constraint(op.f('unique-prx'), 'pull_requests', ['repo_id', 'pr_src_id'], schema='augur_data')
+    # ### end Alembic commands ###