diff --git a/.ci_support/linux_64_.yaml b/.ci_support/linux_64_.yaml
index 5d614fe..290ee2a 100644
--- a/.ci_support/linux_64_.yaml
+++ b/.ci_support/linux_64_.yaml
@@ -5,9 +5,9 @@ c_compiler_version:
 c_stdlib:
 - sysroot
 c_stdlib_version:
-- '2.12'
+- '2.17'
 cdt_name:
-- cos6
+- cos7
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/.ci_support/win_64_.yaml b/.ci_support/win_64_.yaml
index 2282ec4..e717348 100644
--- a/.ci_support/win_64_.yaml
+++ b/.ci_support/win_64_.yaml
@@ -1,7 +1,3 @@
-c_stdlib:
-- vs
-c_stdlib_version:
-- '2019'
 channel_sources:
 - conda-forge
 channel_targets:
diff --git a/conda-forge.yml b/conda-forge.yml
index 4812ec6..b66a16e 100644
--- a/conda-forge.yml
+++ b/conda-forge.yml
@@ -7,6 +7,10 @@ conda_forge_output_validation: true
 github:
   branch_name: main
   tooling_branch_name: main
+os_version:
+  linux_64: cos7
+  linux_aarch64: cos7
+  linux_ppc64le: cos7
 provider:
   linux_aarch64: default
   linux_ppc64le: default
diff --git a/recipe/meta.yaml b/recipe/meta.yaml
index 6d0e57e..26240a6 100644
--- a/recipe/meta.yaml
+++ b/recipe/meta.yaml
@@ -24,7 +24,7 @@ source:
   sha256: 95b7f96bdb2701d764d969cdadfbc439b4ab995d0a3695682da5284e14f66d21  # [win]
 
 build:
-  number: 1
+  number: 2
   skip: true  # [osx]
   binary_relocation: false
 
@@ -51,6 +51,7 @@ outputs:
       build:
         - {{ compiler("c") }}
         - {{ compiler("cxx") }}
+        - {{ stdlib("c") }}  # [linux]
         - arm-variant * {{ arm_variant_type }}  # [aarch64]
         - patchelf <0.18.0  # [linux]
       host: