diff --git a/.github/workflows/conda.yml b/.github/workflows/conda.yml
index e49d058..c98a850 100644
--- a/.github/workflows/conda.yml
+++ b/.github/workflows/conda.yml
@@ -39,7 +39,7 @@ jobs:
         run: conda install conda-build conda-verify
 
       - name: Build
-        run: conda build conda.recipe
+        run: conda build -c conda-forge conda.recipe
 
       - name: Install
         run: conda install -c ${CONDA_PREFIX}/conda-bld/ python_example
diff --git a/conda.recipe/meta.yaml b/conda.recipe/meta.yaml
index ce9119a..f771854 100644
--- a/conda.recipe/meta.yaml
+++ b/conda.recipe/meta.yaml
@@ -12,6 +12,8 @@ build:
 requirements:
   build:
     - {{ compiler('cxx') }}
+    - {{ stdlib('c') }}
+    - {{ compiler('c') }}
 
   host:
     - python