diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 ## Unreleased
 
+## 0.1.0.1 - 2026-06-21
+
+### Changed
+
+- Constrained the test suite's baikai dependency to the 0.2 series and refreshed internal shikumi package bounds.
+
 ## 0.1.0.0 - 2026-06-13
 
 ### Added
diff --git a/shikumi-optimize.cabal b/shikumi-optimize.cabal
--- a/shikumi-optimize.cabal
+++ b/shikumi-optimize.cabal
@@ -1,6 +1,6 @@
 cabal-version:   3.4
 name:            shikumi-optimize
-version:         0.1.0.0
+version:         0.1.0.1
 synopsis:        The optimizer framework for shikumi LM programs (EP-10)
 category:        AI
 description:
@@ -64,10 +64,10 @@
     , base             >=4.20     && <5
     , containers
     , effectful
-    , shikumi          ^>=0.1.0.0
-    , shikumi-compile  ^>=0.1.0.0
-    , shikumi-eval     ^>=0.1.0.0
-    , shikumi-trace    ^>=0.1.0.0
+    , shikumi          ^>=0.1.0.1
+    , shikumi-compile  ^>=0.1.0.1
+    , shikumi-eval     ^>=0.1.0.1
+    , shikumi-trace    ^>=0.1.0.1
     , text             ^>=2.1
     , vector
 
@@ -94,17 +94,17 @@
 
   build-depends:
     , aeson
-    , baikai
+    , baikai            >=0.2      && <0.3
     , base
     , containers
     , effectful
     , generic-lens
     , lens
-    , shikumi           ^>=0.1.0.0
-    , shikumi-compile   ^>=0.1.0.0
-    , shikumi-eval      ^>=0.1.0.0
-    , shikumi-optimize  ^>=0.1.0.0
-    , shikumi-trace     ^>=0.1.0.0
+    , shikumi           ^>=0.1.0.1
+    , shikumi-compile   ^>=0.1.0.1
+    , shikumi-eval      ^>=0.1.0.1
+    , shikumi-optimize  ^>=0.1.0.1
+    , shikumi-trace     ^>=0.1.0.1
     , tasty
     , tasty-hunit
     , text