diff --git a/scripts/mbedtls_dev/bignum_common.py b/scripts/mbedtls_dev/bignum_common.py
index c81770ed7d..279668fd5f 100644
--- a/scripts/mbedtls_dev/bignum_common.py
+++ b/scripts/mbedtls_dev/bignum_common.py
@@ -124,3 +124,43 @@ class OperationCommon:
                 for b in cls.input_values
             )
         yield from cls.input_cases
+
+# BEGIN MERGE SLOT 1
+
+# END MERGE SLOT 1
+
+# BEGIN MERGE SLOT 2
+
+# END MERGE SLOT 2
+
+# BEGIN MERGE SLOT 3
+
+# END MERGE SLOT 3
+
+# BEGIN MERGE SLOT 4
+
+# END MERGE SLOT 4
+
+# BEGIN MERGE SLOT 5
+
+# END MERGE SLOT 5
+
+# BEGIN MERGE SLOT 6
+
+# END MERGE SLOT 6
+
+# BEGIN MERGE SLOT 7
+
+# END MERGE SLOT 7
+
+# BEGIN MERGE SLOT 8
+
+# END MERGE SLOT 8
+
+# BEGIN MERGE SLOT 9
+
+# END MERGE SLOT 9
+
+# BEGIN MERGE SLOT 10
+
+# END MERGE SLOT 10