diff --git a/releasenotes/notes/carrier-freq-0-19ad4362c874944f.yaml b/releasenotes/notes/0.4/carrier-freq-0-19ad4362c874944f.yaml
similarity index 100%
rename from releasenotes/notes/carrier-freq-0-19ad4362c874944f.yaml
rename to releasenotes/notes/0.4/carrier-freq-0-19ad4362c874944f.yaml
diff --git a/releasenotes/notes/classical-registers-9bb117398a4d21d5.yaml b/releasenotes/notes/0.4/classical-registers-9bb117398a4d21d5.yaml
similarity index 100%
rename from releasenotes/notes/classical-registers-9bb117398a4d21d5.yaml
rename to releasenotes/notes/0.4/classical-registers-9bb117398a4d21d5.yaml
diff --git a/releasenotes/notes/diffrax-bound-0bd80c01b7f4b48f.yaml b/releasenotes/notes/0.4/diffrax-bound-0bd80c01b7f4b48f.yaml
similarity index 100%
rename from releasenotes/notes/diffrax-bound-0bd80c01b7f4b48f.yaml
rename to releasenotes/notes/0.4/diffrax-bound-0bd80c01b7f4b48f.yaml
diff --git a/releasenotes/notes/measurement_property_bug_fix-12461088823a943c.yaml b/releasenotes/notes/0.4/measurement_property_bug_fix-12461088823a943c.yaml
similarity index 100%
rename from releasenotes/notes/measurement_property_bug_fix-12461088823a943c.yaml
rename to releasenotes/notes/0.4/measurement_property_bug_fix-12461088823a943c.yaml
diff --git a/releasenotes/notes/move-repo-c0b48ba3b0ced8db.yaml b/releasenotes/notes/0.4/move-repo-c0b48ba3b0ced8db.yaml
similarity index 100%
rename from releasenotes/notes/move-repo-c0b48ba3b0ced8db.yaml
rename to releasenotes/notes/0.4/move-repo-c0b48ba3b0ced8db.yaml
diff --git a/releasenotes/notes/multiset-order-bug-fix-1f1603ee1e230cba.yaml b/releasenotes/notes/0.4/multiset-order-bug-fix-1f1603ee1e230cba.yaml
similarity index 100%
rename from releasenotes/notes/multiset-order-bug-fix-1f1603ee1e230cba.yaml
rename to releasenotes/notes/0.4/multiset-order-bug-fix-1f1603ee1e230cba.yaml
diff --git a/releasenotes/notes/normalize-probabilities-d729245bb3fe5f10.yaml b/releasenotes/notes/0.4/normalize-probabilities-d729245bb3fe5f10.yaml
similarity index 100%
rename from releasenotes/notes/normalize-probabilities-d729245bb3fe5f10.yaml
rename to releasenotes/notes/0.4/normalize-probabilities-d729245bb3fe5f10.yaml
diff --git a/releasenotes/notes/subsystem_labels-removal-9fcc71c310eff220.yaml b/releasenotes/notes/0.4/subsystem_labels-removal-9fcc71c310eff220.yaml
similarity index 100%
rename from releasenotes/notes/subsystem_labels-removal-9fcc71c310eff220.yaml
rename to releasenotes/notes/0.4/subsystem_labels-removal-9fcc71c310eff220.yaml