diff --git a/pkgs/development/python-modules/ibm-cloud-sdk-core/default.nix b/pkgs/development/python-modules/ibm-cloud-sdk-core/default.nix
index 973b792f5bc8..a63617ba2a2a 100644
--- a/pkgs/development/python-modules/ibm-cloud-sdk-core/default.nix
+++ b/pkgs/development/python-modules/ibm-cloud-sdk-core/default.nix
@@ -38,9 +38,17 @@ buildPythonPackage rec {
 
   # Various tests try to access credential files which are not included with the source distribution
   disabledTests = [
-    "test_iam" "test_cwd" "test_configure_service" "test_get_authenticator"
-    "test_read_external_sources_2" "test_files_duplicate_parts" "test_files_list"
-    "test_files_dict" "test_retry_config_external" "test_gzip_compression_external"
+    "test_configure_service"
+    "test_cp4d_authenticator"
+    "test_cwd"
+    "test_files_dict"
+    "test_files_duplicate_parts"
+    "test_files_list"
+    "test_get_authenticator"
+    "test_gzip_compression_external"
+    "test_iam"
+    "test_read_external_sources_2"
+    "test_retry_config_external"
   ];
 
   meta = with lib; {