diff --git a/nixos/modules/security/ca.nix b/nixos/modules/security/ca.nix
index e17ad448f401..f430a5a6339f 100644
--- a/nixos/modules/security/ca.nix
+++ b/nixos/modules/security/ca.nix
@@ -16,6 +16,8 @@ with lib;
       { SSL_CERT_FILE          = "/etc/ssl/certs/ca-bundle.crt";
         # FIXME: unneeded - remove eventually.
         OPENSSL_X509_CERT_FILE = "/etc/ssl/certs/ca-bundle.crt";
+        # FIXME: unneeded - remove eventually.
+        GIT_SSL_CAINFO         = "/etc/ssl/certs/ca-bundle.crt";
       };
 
   };