diff --git a/Nevanlinna/specialFunctions_CircleIntegral_affine.lean b/Nevanlinna/specialFunctions_CircleIntegral_affine.lean
index 0f87b49..943ecfc 100644
--- a/Nevanlinna/specialFunctions_CircleIntegral_affine.lean
+++ b/Nevanlinna/specialFunctions_CircleIntegral_affine.lean
@@ -94,9 +94,9 @@ lemma int₀
 
   let ρ := ‖a‖⁻¹
   have hρ : 1 < ρ := by
-    apply one_lt_inv_iff.mpr
+    apply one_lt_inv_iff₀.mpr
     constructor
-    · exact norm_pos_iff'.mpr h₁a
+    · exact norm_pos_iff.mpr h₁a
     · exact mem_ball_zero_iff.mp ha
 
   let F := fun z ↦ log ‖1 - z * a‖
@@ -114,7 +114,7 @@ lemma int₀
       _ < ρ * ‖a‖ := by
         apply (mul_lt_mul_right _).2
         exact mem_ball_zero_iff.mp hx
-        exact norm_pos_iff'.mpr h₁a
+        exact norm_pos_iff.mpr h₁a
       _ = 1 := by
         dsimp [ρ]
         apply inv_mul_cancel₀
diff --git a/lake-manifest.json b/lake-manifest.json
index e2ceeaa..722921e 100644
--- a/lake-manifest.json
+++ b/lake-manifest.json
@@ -5,7 +5,7 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "44e2d2e643fd2618b01f9a0592d7dcbd3ffa22de",
+   "rev": "c933dd9b00271d869e22b802a015092d1e8e454a",
    "name": "batteries",
    "manifestFile": "lake-manifest.json",
    "inputRev": "main",
@@ -85,7 +85,7 @@
    "type": "git",
    "subDir": null,
    "scope": "",
-   "rev": "b96544419e0739c6aefecfc4ee368400a77266ce",
+   "rev": "ab780650a6c8db2942d137b91ede7c94c47a4950",
    "name": "mathlib",
    "manifestFile": "lake-manifest.json",
    "inputRev": null,
diff --git a/lean-toolchain b/lean-toolchain
index 57a4710..6d9e70f 100644
--- a/lean-toolchain
+++ b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4:v4.14.0-rc2
+leanprover/lean4:v4.14.0-rc3