diff --git a/alembic/versions/e3cfec8ce0f7_index_tft_test_run_group_id.py b/alembic/versions/e3cfec8ce0f7_index_tft_test_run_group_id.py
new file mode 100644
index 000000000..d0ff89f41
--- /dev/null
+++ b/alembic/versions/e3cfec8ce0f7_index_tft_test_run_group_id.py
@@ -0,0 +1,35 @@
+"""Index tft_test_run_group_id
+
+Based on the Sentry's backend insights, it appears that in the last 90d
+we have spent 16.82min running the query that filters out rows based on
+the «test run group id», therefore index that column to improve the speed
+of the queries done.
+
+Revision ID: e3cfec8ce0f7
+Revises: d625d6c1122f
+Create Date: 2025-01-17 16:06:29.833622
+
+"""
+
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision = "e3cfec8ce0f7"
+down_revision = "d625d6c1122f"
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.create_index(
+        op.f("ix_tft_test_run_targets_tft_test_run_group_id"),
+        "tft_test_run_targets",
+        ["tft_test_run_group_id"],
+        unique=False,
+    )
+
+
+def downgrade():
+    op.drop_index(
+        op.f("ix_tft_test_run_targets_tft_test_run_group_id"), table_name="tft_test_run_targets"
+    )
diff --git a/packit_service/models.py b/packit_service/models.py
index aa91d2768..5228c2799 100644
--- a/packit_service/models.py
+++ b/packit_service/models.py
@@ -3325,7 +3325,7 @@ class TFTTestRunTargetModel(GroupAndTargetModelConnector, Base):
     # so it will run when the model is initiated, not when the table is made
     submitted_time = Column(DateTime, default=datetime.utcnow)
     data = Column(JSON)
-    tft_test_run_group_id = Column(Integer, ForeignKey("tft_test_run_groups.id"))
+    tft_test_run_group_id = Column(Integer, ForeignKey("tft_test_run_groups.id"), index=True)
 
     copr_builds = relationship(
         "CoprBuildTargetModel",