diff --git a/conda/beat-devel/meta.yaml b/conda/beat-devel/meta.yaml
index aa57a91ef9e43e7f7d3fe3f70c23a8328df771ed..550edb9bbd046a0ea80417f966e953c4aa992eb0 100644
--- a/conda/beat-devel/meta.yaml
+++ b/conda/beat-devel/meta.yaml
@@ -1,5 +1,5 @@
 # The original copy of this list is in bob-devel recipe. Keep them synced please.
-{% set nopin = ['ca-certificates', 'certifi', 'openssl', 'libstdcxx-ng', 'libgcc-ng', 'libcxx', 'libcxxabi'] %}
+{% set nopin = ['ca-certificates', 'certifi', 'openssl', 'libstdcxx-ng', 'libgcc-ng', 'libgfortran-ng', 'libcxx', 'libcxxabi', 'libgfortran'] %}
 package:
   name: beat-devel
   version: 2021.08.31
diff --git a/conda/bob-devel/meta.yaml b/conda/bob-devel/meta.yaml
index b71754cd7ce2bde8aad3a023f09d7797e8acd962..b1a0a3f974a0dbf71ca61f79934b72f8fd96c838 100644
--- a/conda/bob-devel/meta.yaml
+++ b/conda/bob-devel/meta.yaml
@@ -1,5 +1,5 @@
 # A copy of this list is in beat-devel and bob/bob as well. Keep them synced please.
-{% set nopin = ['ca-certificates', 'certifi', 'openssl', 'libstdcxx-ng', 'libgcc-ng', 'libcxx', 'libcxxabi'] %}
+{% set nopin = ['ca-certificates', 'certifi', 'openssl', 'libstdcxx-ng', 'libgcc-ng', 'libgfortran-ng', 'libcxx', 'libcxxabi', 'libgfortran'] %}
 package:
   name: bob-devel
   # please update the version of beat-devel and update bob-devel's version