diff --git a/.ci_support/linux_64_numpy1.20python3.7.____cpython.yaml b/.ci_support/linux_64_numpy1.23python3.11.____cpython.yaml
similarity index 94%
rename from .ci_support/linux_64_numpy1.20python3.7.____cpython.yaml
rename to .ci_support/linux_64_numpy1.23python3.11.____cpython.yaml
index 062dec8..99b422d 100644
--- a/.ci_support/linux_64_numpy1.20python3.7.____cpython.yaml
+++ b/.ci_support/linux_64_numpy1.23python3.11.____cpython.yaml
@@ -21,13 +21,13 @@ libflint:
 mpfr:
 - '4'
 numpy:
-- '1.20'
+- '1.23'
 pin_run_as_build:
   python:
     min_pin: x.x
     max_pin: x.x
 python:
-- 3.7.* *_cpython
+- 3.11.* *_cpython
 target_platform:
 - linux-64
 zip_keys:
diff --git a/.ci_support/linux_aarch64_numpy1.20python3.7.____cpython.yaml b/.ci_support/linux_aarch64_numpy1.23python3.11.____cpython.yaml
similarity index 95%
rename from .ci_support/linux_aarch64_numpy1.20python3.7.____cpython.yaml
rename to .ci_support/linux_aarch64_numpy1.23python3.11.____cpython.yaml
index 813cf49..c5b3fa5 100644
--- a/.ci_support/linux_aarch64_numpy1.20python3.7.____cpython.yaml
+++ b/.ci_support/linux_aarch64_numpy1.23python3.11.____cpython.yaml
@@ -25,13 +25,13 @@ libflint:
 mpfr:
 - '4'
 numpy:
-- '1.20'
+- '1.23'
 pin_run_as_build:
   python:
     min_pin: x.x
     max_pin: x.x
 python:
-- 3.7.* *_cpython
+- 3.11.* *_cpython
 target_platform:
 - linux-aarch64
 zip_keys:
diff --git a/.ci_support/linux_ppc64le_numpy1.20python3.7.____cpython.yaml b/.ci_support/linux_ppc64le_numpy1.23python3.11.____cpython.yaml
similarity index 94%
rename from .ci_support/linux_ppc64le_numpy1.20python3.7.____cpython.yaml
rename to .ci_support/linux_ppc64le_numpy1.23python3.11.____cpython.yaml
index 7c5bde6..793bcbc 100644
--- a/.ci_support/linux_ppc64le_numpy1.20python3.7.____cpython.yaml
+++ b/.ci_support/linux_ppc64le_numpy1.23python3.11.____cpython.yaml
@@ -21,13 +21,13 @@ libflint:
 mpfr:
 - '4'
 numpy:
-- '1.20'
+- '1.23'
 pin_run_as_build:
   python:
     min_pin: x.x
     max_pin: x.x
 python:
-- 3.7.* *_cpython
+- 3.11.* *_cpython
 target_platform:
 - linux-ppc64le
 zip_keys:
diff --git a/.ci_support/migrations/python311.yaml b/.ci_support/migrations/python311.yaml
new file mode 100644
index 0000000..45d995c
--- /dev/null
+++ b/.ci_support/migrations/python311.yaml
@@ -0,0 +1,37 @@
+migrator_ts: 1666686085
+__migrator:
+    migration_number: 1
+    operation: key_add
+    primary_key: python
+    ordering:
+        python:
+            - 3.6.* *_cpython
+            - 3.7.* *_cpython
+            - 3.8.* *_cpython
+            - 3.9.* *_cpython
+            - 3.10.* *_cpython
+            - 3.11.* *_cpython  # new entry
+            - 3.6.* *_73_pypy
+            - 3.7.* *_73_pypy
+            - 3.8.* *_73_pypy
+            - 3.9.* *_73_pypy
+    paused: false
+    longterm: True
+    pr_limit: 40
+    max_solver_attempts: 10  # this will make the bot retry "not solvable" stuff 10 times
+    exclude:
+      # this shouldn't attempt to modify the python feedstocks
+      - python
+      - pypy3.6
+      - pypy-meta
+      - cross-python
+      - python_abi
+    exclude_pinned_pkgs: false
+
+python:
+  - 3.11.* *_cpython
+# additional entries to add for zip_keys
+numpy:
+  - 1.23
+python_impl:
+  - cpython
diff --git a/.ci_support/osx_64_numpy1.20python3.7.____cpython.yaml b/.ci_support/osx_64_numpy1.23python3.11.____cpython.yaml
similarity index 94%
rename from .ci_support/osx_64_numpy1.20python3.7.____cpython.yaml
rename to .ci_support/osx_64_numpy1.23python3.11.____cpython.yaml
index 9e51d02..7f8d939 100644
--- a/.ci_support/osx_64_numpy1.20python3.7.____cpython.yaml
+++ b/.ci_support/osx_64_numpy1.23python3.11.____cpython.yaml
@@ -23,13 +23,13 @@ macos_machine:
 mpfr:
 - '4'
 numpy:
-- '1.20'
+- '1.23'
 pin_run_as_build:
   python:
     min_pin: x.x
     max_pin: x.x
 python:
-- 3.7.* *_cpython
+- 3.11.* *_cpython
 target_platform:
 - osx-64
 zip_keys:
diff --git a/.ci_support/osx_arm64_numpy1.23python3.11.____cpython.yaml b/.ci_support/osx_arm64_numpy1.23python3.11.____cpython.yaml
new file mode 100644
index 0000000..4e5eff5
--- /dev/null
+++ b/.ci_support/osx_arm64_numpy1.23python3.11.____cpython.yaml
@@ -0,0 +1,39 @@
+MACOSX_DEPLOYMENT_TARGET:
+- '11.0'
+c_compiler:
+- clang
+c_compiler_version:
+- '14'
+channel_sources:
+- conda-forge
+channel_targets:
+- isuruf test
+cxx_compiler:
+- clangxx
+cxx_compiler_version:
+- '14'
+gmp:
+- '6'
+libflint:
+- '2.9'
+macos_machine:
+- arm64-apple-darwin20.0.0
+mpfr:
+- '4'
+numpy:
+- '1.23'
+pin_run_as_build:
+  python:
+    min_pin: x.x
+    max_pin: x.x
+python:
+- 3.11.* *_cpython
+target_platform:
+- osx-arm64
+zip_keys:
+- - c_compiler_version
+  - cxx_compiler_version
+- - python
+  - numpy
+zlib:
+- '1.2'
diff --git a/.ci_support/win_64_numpy1.20python3.7.____cpython.yaml b/.ci_support/win_64_numpy1.23python3.11.____cpython.yaml
similarity index 91%
rename from .ci_support/win_64_numpy1.20python3.7.____cpython.yaml
rename to .ci_support/win_64_numpy1.23python3.11.____cpython.yaml
index 63a461c..4a43e27 100644
--- a/.ci_support/win_64_numpy1.20python3.7.____cpython.yaml
+++ b/.ci_support/win_64_numpy1.23python3.11.____cpython.yaml
@@ -13,13 +13,13 @@ libflint:
 mpfr:
 - '4'
 numpy:
-- '1.20'
+- '1.23'
 pin_run_as_build:
   python:
     min_pin: x.x
     max_pin: x.x
 python:
-- 3.7.* *_cpython
+- 3.11.* *_cpython
 target_platform:
 - win-64
 zip_keys:
diff --git a/.github/workflows/conda-build.yml b/.github/workflows/conda-build.yml
index fa62899..09aff41 100644
--- a/.github/workflows/conda-build.yml
+++ b/.github/workflows/conda-build.yml
@@ -13,10 +13,6 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - CONFIG: linux_64_numpy1.20python3.7.____cpython
-            UPLOAD_PACKAGES: True
-            DOCKER_IMAGE: quay.io/condaforge/linux-anvil-cos7-x86_64
-            os: ubuntu
           - CONFIG: linux_64_numpy1.20python3.8.____73_pypy
             UPLOAD_PACKAGES: True
             DOCKER_IMAGE: quay.io/condaforge/linux-anvil-cos7-x86_64
@@ -37,7 +33,7 @@ jobs:
             UPLOAD_PACKAGES: True
             DOCKER_IMAGE: quay.io/condaforge/linux-anvil-cos7-x86_64
             os: ubuntu
-          - CONFIG: linux_aarch64_numpy1.20python3.7.____cpython
+          - CONFIG: linux_64_numpy1.23python3.11.____cpython
             UPLOAD_PACKAGES: True
             DOCKER_IMAGE: quay.io/condaforge/linux-anvil-cos7-x86_64
             os: ubuntu
@@ -61,7 +57,7 @@ jobs:
             UPLOAD_PACKAGES: True
             DOCKER_IMAGE: quay.io/condaforge/linux-anvil-cos7-x86_64
             os: ubuntu
-          - CONFIG: linux_ppc64le_numpy1.20python3.7.____cpython
+          - CONFIG: linux_aarch64_numpy1.23python3.11.____cpython
             UPLOAD_PACKAGES: True
             DOCKER_IMAGE: quay.io/condaforge/linux-anvil-cos7-x86_64
             os: ubuntu
@@ -85,9 +81,10 @@ jobs:
             UPLOAD_PACKAGES: True
             DOCKER_IMAGE: quay.io/condaforge/linux-anvil-cos7-x86_64
             os: ubuntu
-          - CONFIG: win_64_numpy1.20python3.7.____cpython
+          - CONFIG: linux_ppc64le_numpy1.23python3.11.____cpython
             UPLOAD_PACKAGES: True
-            os: windows
+            DOCKER_IMAGE: quay.io/condaforge/linux-anvil-cos7-x86_64
+            os: ubuntu
           - CONFIG: win_64_numpy1.20python3.8.____73_pypy
             UPLOAD_PACKAGES: True
             os: windows
@@ -103,9 +100,9 @@ jobs:
           - CONFIG: win_64_numpy1.21python3.10.____cpython
             UPLOAD_PACKAGES: True
             os: windows
-          - CONFIG: osx_64_numpy1.20python3.7.____cpython
+          - CONFIG: win_64_numpy1.23python3.11.____cpython
             UPLOAD_PACKAGES: True
-            os: macos
+            os: windows
           - CONFIG: osx_64_numpy1.20python3.8.____73_pypy
             UPLOAD_PACKAGES: True
             os: macos
@@ -121,6 +118,9 @@ jobs:
           - CONFIG: osx_64_numpy1.21python3.10.____cpython
             UPLOAD_PACKAGES: True
             os: macos
+          - CONFIG: osx_64_numpy1.23python3.11.____cpython
+            UPLOAD_PACKAGES: True
+            os: macos
           - CONFIG: osx_arm64_numpy1.20python3.8.____cpython
             UPLOAD_PACKAGES: True
             os: macos
@@ -130,6 +130,9 @@ jobs:
           - CONFIG: osx_arm64_numpy1.21python3.10.____cpython
             UPLOAD_PACKAGES: True
             os: macos
+          - CONFIG: osx_arm64_numpy1.23python3.11.____cpython
+            UPLOAD_PACKAGES: True
+            os: macos
     steps:
     - name: Checkout code
       uses: actions/checkout@v2
diff --git a/down_them_all.sh b/down_them_all.sh
index 8530622..5d7a729 100644
--- a/down_them_all.sh
+++ b/down_them_all.sh
@@ -12,29 +12,30 @@ if [[ "$1" == "" ]]; then
 fi
 
 declare -a arr=(
-	"-cp37-cp37m-macosx_10_9_x86_64.whl"
 	"-cp38-cp38-macosx_10_9_x86_64.whl"
 	"-cp39-cp39-macosx_10_9_x86_64.whl"
 	"-cp310-cp310-macosx_10_9_x86_64.whl"
+	"-cp311-cp311-macosx_10_9_x86_64.whl"
 	"-cp38-cp38-macosx_11_0_arm64.whl"
 	"-cp39-cp39-macosx_11_0_arm64.whl"
 	"-cp310-cp310-macosx_11_0_arm64.whl"
-	"-cp37-cp37m-manylinux2010_x86_64.whl"
+	"-cp311-cp311-macosx_11_0_arm64.whl"
 	"-cp38-cp38-manylinux2010_x86_64.whl"
 	"-cp39-cp39-manylinux2010_x86_64.whl"
 	"-cp310-cp310-manylinux2010_x86_64.whl"
-	"-cp37-cp37m-manylinux2014_aarch64.whl"
+	"-cp311-cp311-manylinux2010_x86_64.whl"
 	"-cp38-cp38-manylinux2014_aarch64.whl"
 	"-cp39-cp39-manylinux2014_aarch64.whl"
 	"-cp310-cp310-manylinux2014_aarch64.whl"
-	"-cp37-cp37m-manylinux2014_ppc64le.whl"
+	"-cp311-cp311-manylinux2014_aarch64.whl"
 	"-cp38-cp38-manylinux2014_ppc64le.whl"
 	"-cp39-cp39-manylinux2014_ppc64le.whl"
 	"-cp310-cp310-manylinux2014_ppc64le.whl"
-	"-cp37-cp37m-win_amd64.whl"
+	"-cp311-cp311-manylinux2014_ppc64le.whl"
 	"-cp38-cp38-win_amd64.whl"
 	"-cp39-cp39-win_amd64.whl"
 	"-cp310-cp310-win_amd64.whl"
+	"-cp311-cp311-win_amd64.whl"
         "-pp38-pypy38_pp73-macosx_10_9_x86_64.whl"
         "-pp39-pypy39_pp73-macosx_10_9_x86_64.whl"
         "-pp38-pypy38_pp73-manylinux2010_x86_64.whl"