diff --git a/.ci_support/linux_64_numpy2.0python3.10.____cpython.yaml b/.ci_support/linux_64_numpy2.0python3.10.____cpython.yaml
index 4294d41..c9a5437 100644
--- a/.ci_support/linux_64_numpy2.0python3.10.____cpython.yaml
+++ b/.ci_support/linux_64_numpy2.0python3.10.____cpython.yaml
@@ -9,7 +9,7 @@ c_stdlib_version:
 cdt_name:
 - conda
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/linux_64_numpy2.0python3.11.____cpython.yaml b/.ci_support/linux_64_numpy2.0python3.11.____cpython.yaml
index b929f0d..59c8237 100644
--- a/.ci_support/linux_64_numpy2.0python3.11.____cpython.yaml
+++ b/.ci_support/linux_64_numpy2.0python3.11.____cpython.yaml
@@ -9,7 +9,7 @@ c_stdlib_version:
 cdt_name:
 - conda
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/linux_64_numpy2.0python3.12.____cpython.yaml b/.ci_support/linux_64_numpy2.0python3.12.____cpython.yaml
index 806555e..a31423a 100644
--- a/.ci_support/linux_64_numpy2.0python3.12.____cpython.yaml
+++ b/.ci_support/linux_64_numpy2.0python3.12.____cpython.yaml
@@ -9,7 +9,7 @@ c_stdlib_version:
 cdt_name:
 - conda
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/linux_64_numpy2python3.13.____cp313.yaml b/.ci_support/linux_64_numpy2python3.13.____cp313.yaml
index 62a8fd5..6ee5d91 100644
--- a/.ci_support/linux_64_numpy2python3.13.____cp313.yaml
+++ b/.ci_support/linux_64_numpy2python3.13.____cp313.yaml
@@ -9,7 +9,7 @@ c_stdlib_version:
 cdt_name:
 - conda
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/linux_aarch64_numpy2.0python3.10.____cpython.yaml b/.ci_support/linux_aarch64_numpy2.0python3.10.____cpython.yaml
index 6416f32..cf866a0 100644
--- a/.ci_support/linux_aarch64_numpy2.0python3.10.____cpython.yaml
+++ b/.ci_support/linux_aarch64_numpy2.0python3.10.____cpython.yaml
@@ -9,7 +9,7 @@ c_stdlib_version:
 cdt_name:
 - conda
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/linux_aarch64_numpy2.0python3.11.____cpython.yaml b/.ci_support/linux_aarch64_numpy2.0python3.11.____cpython.yaml
index cbeda30..a878922 100644
--- a/.ci_support/linux_aarch64_numpy2.0python3.11.____cpython.yaml
+++ b/.ci_support/linux_aarch64_numpy2.0python3.11.____cpython.yaml
@@ -9,7 +9,7 @@ c_stdlib_version:
 cdt_name:
 - conda
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/linux_aarch64_numpy2.0python3.12.____cpython.yaml b/.ci_support/linux_aarch64_numpy2.0python3.12.____cpython.yaml
index 65e9d27..87eb8a1 100644
--- a/.ci_support/linux_aarch64_numpy2.0python3.12.____cpython.yaml
+++ b/.ci_support/linux_aarch64_numpy2.0python3.12.____cpython.yaml
@@ -9,7 +9,7 @@ c_stdlib_version:
 cdt_name:
 - conda
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/linux_aarch64_numpy2python3.13.____cp313.yaml b/.ci_support/linux_aarch64_numpy2python3.13.____cp313.yaml
index b8fc66c..679c8fe 100644
--- a/.ci_support/linux_aarch64_numpy2python3.13.____cp313.yaml
+++ b/.ci_support/linux_aarch64_numpy2python3.13.____cp313.yaml
@@ -9,7 +9,7 @@ c_stdlib_version:
 cdt_name:
 - conda
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/linux_ppc64le_numpy2.0python3.10.____cpython.yaml b/.ci_support/linux_ppc64le_numpy2.0python3.10.____cpython.yaml
index 5c05fc2..4e72ad9 100644
--- a/.ci_support/linux_ppc64le_numpy2.0python3.10.____cpython.yaml
+++ b/.ci_support/linux_ppc64le_numpy2.0python3.10.____cpython.yaml
@@ -9,7 +9,7 @@ c_stdlib_version:
 cdt_name:
 - conda
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/linux_ppc64le_numpy2.0python3.11.____cpython.yaml b/.ci_support/linux_ppc64le_numpy2.0python3.11.____cpython.yaml
index 3da8a89..ae033f6 100644
--- a/.ci_support/linux_ppc64le_numpy2.0python3.11.____cpython.yaml
+++ b/.ci_support/linux_ppc64le_numpy2.0python3.11.____cpython.yaml
@@ -9,7 +9,7 @@ c_stdlib_version:
 cdt_name:
 - conda
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/linux_ppc64le_numpy2.0python3.12.____cpython.yaml b/.ci_support/linux_ppc64le_numpy2.0python3.12.____cpython.yaml
index 99962c7..706811c 100644
--- a/.ci_support/linux_ppc64le_numpy2.0python3.12.____cpython.yaml
+++ b/.ci_support/linux_ppc64le_numpy2.0python3.12.____cpython.yaml
@@ -9,7 +9,7 @@ c_stdlib_version:
 cdt_name:
 - conda
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/linux_ppc64le_numpy2python3.13.____cp313.yaml b/.ci_support/linux_ppc64le_numpy2python3.13.____cp313.yaml
index 71d2e74..efff30b 100644
--- a/.ci_support/linux_ppc64le_numpy2python3.13.____cp313.yaml
+++ b/.ci_support/linux_ppc64le_numpy2python3.13.____cp313.yaml
@@ -9,7 +9,7 @@ c_stdlib_version:
 cdt_name:
 - conda
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/migrations/cfitsio460.yaml b/.ci_support/migrations/cfitsio460.yaml
new file mode 100644
index 0000000..036ed1a
--- /dev/null
+++ b/.ci_support/migrations/cfitsio460.yaml
@@ -0,0 +1,8 @@
+__migrator:
+  build_number: 1
+  commit_message: Rebuild for cfitsio 4.6.0
+  kind: version
+  migration_number: 1
+cfitsio:
+- 4.6.0
+migrator_ts: 1742772391.5009055
diff --git a/.ci_support/osx_64_numpy2.0python3.10.____cpython.yaml b/.ci_support/osx_64_numpy2.0python3.10.____cpython.yaml
index c46de62..9263e73 100644
--- a/.ci_support/osx_64_numpy2.0python3.10.____cpython.yaml
+++ b/.ci_support/osx_64_numpy2.0python3.10.____cpython.yaml
@@ -11,7 +11,7 @@ c_stdlib:
 c_stdlib_version:
 - '10.13'
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/osx_64_numpy2.0python3.11.____cpython.yaml b/.ci_support/osx_64_numpy2.0python3.11.____cpython.yaml
index 9b977fa..14f7920 100644
--- a/.ci_support/osx_64_numpy2.0python3.11.____cpython.yaml
+++ b/.ci_support/osx_64_numpy2.0python3.11.____cpython.yaml
@@ -11,7 +11,7 @@ c_stdlib:
 c_stdlib_version:
 - '10.13'
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/osx_64_numpy2.0python3.12.____cpython.yaml b/.ci_support/osx_64_numpy2.0python3.12.____cpython.yaml
index 1e8cc8f..cd3dcb3 100644
--- a/.ci_support/osx_64_numpy2.0python3.12.____cpython.yaml
+++ b/.ci_support/osx_64_numpy2.0python3.12.____cpython.yaml
@@ -11,7 +11,7 @@ c_stdlib:
 c_stdlib_version:
 - '10.13'
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/osx_64_numpy2python3.13.____cp313.yaml b/.ci_support/osx_64_numpy2python3.13.____cp313.yaml
index 0cefb23..6a64862 100644
--- a/.ci_support/osx_64_numpy2python3.13.____cp313.yaml
+++ b/.ci_support/osx_64_numpy2python3.13.____cp313.yaml
@@ -11,7 +11,7 @@ c_stdlib:
 c_stdlib_version:
 - '10.13'
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/osx_arm64_numpy2.0python3.10.____cpython.yaml b/.ci_support/osx_arm64_numpy2.0python3.10.____cpython.yaml
index c7ace16..a94b563 100644
--- a/.ci_support/osx_arm64_numpy2.0python3.10.____cpython.yaml
+++ b/.ci_support/osx_arm64_numpy2.0python3.10.____cpython.yaml
@@ -11,7 +11,7 @@ c_stdlib:
 c_stdlib_version:
 - '11.0'
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/osx_arm64_numpy2.0python3.11.____cpython.yaml b/.ci_support/osx_arm64_numpy2.0python3.11.____cpython.yaml
index 5e8aa7f..89c7bf8 100644
--- a/.ci_support/osx_arm64_numpy2.0python3.11.____cpython.yaml
+++ b/.ci_support/osx_arm64_numpy2.0python3.11.____cpython.yaml
@@ -11,7 +11,7 @@ c_stdlib:
 c_stdlib_version:
 - '11.0'
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/osx_arm64_numpy2.0python3.12.____cpython.yaml b/.ci_support/osx_arm64_numpy2.0python3.12.____cpython.yaml
index 6448f44..c8984b3 100644
--- a/.ci_support/osx_arm64_numpy2.0python3.12.____cpython.yaml
+++ b/.ci_support/osx_arm64_numpy2.0python3.12.____cpython.yaml
@@ -11,7 +11,7 @@ c_stdlib:
 c_stdlib_version:
 - '11.0'
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/osx_arm64_numpy2python3.13.____cp313.yaml b/.ci_support/osx_arm64_numpy2python3.13.____cp313.yaml
index f9eb929..0d45b88 100644
--- a/.ci_support/osx_arm64_numpy2python3.13.____cp313.yaml
+++ b/.ci_support/osx_arm64_numpy2python3.13.____cp313.yaml
@@ -11,7 +11,7 @@ c_stdlib:
 c_stdlib_version:
 - '11.0'
 cfitsio:
-- 4.5.0
+- 4.6.0
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/recipe/meta.yaml b/recipe/meta.yaml
index 907880d..59bd403 100644
--- a/recipe/meta.yaml
+++ b/recipe/meta.yaml
@@ -14,7 +14,7 @@ source:
     - cross-rpath-flag-workaround.patch  # [aarch64]
 
 build:
-  number: 0
+  number: 1
   skip: true  # [win or py<310]
 
 requirements: