diff --git a/cmake/sysbuild/suit.cmake b/cmake/sysbuild/suit.cmake
index 31f9614f1ea7..5befcfba3cc3 100644
--- a/cmake/sysbuild/suit.cmake
+++ b/cmake/sysbuild/suit.cmake
@@ -248,13 +248,13 @@ function(suit_create_package)
       endif()
 
       set(SUIT_ENCRYPT_ARGS)
-      sysbuild_get(encrypt_string_key_id IMAGE ${image} VAR CONFIG_SUIT_ENVELOPE_TARGET_ENCRYPT_STRING_KEY_ID KCONFIG)
+      sysbuild_get(encrypt_key_id IMAGE ${image} VAR CONFIG_SUIT_ENVELOPE_TARGET_ENCRYPT_KEY_ID KCONFIG)
       sysbuild_get(encrypt_key_name IMAGE ${image} VAR CONFIG_SUIT_ENVELOPE_TARGET_ENCRYPT_KEY_NAME KCONFIG)
       sysbuild_get(plaintext_hash_alg IMAGE ${image} VAR CONFIG_SUIT_ENVELOPE_TARGET_ENCRYPT_PLAINTEXT_HASH_ALG_NAME KCONFIG)
 
       list(APPEND SUIT_ENCRYPT_ARGS --firmware ${BINARY_DIR}/zephyr/${BINARY_FILE})
       list(APPEND SUIT_ENCRYPT_ARGS --key-name ${encrypt_key_name})
-      list(APPEND SUIT_ENCRYPT_ARGS --string-key-id ${encrypt_string_key_id})
+      list(APPEND SUIT_ENCRYPT_ARGS --key-id ${encrypt_key_id})
       list(APPEND SUIT_ENCRYPT_ARGS --hash-alg ${plaintext_hash_alg})
       list(APPEND SUIT_ENCRYPT_ARGS --context ${SB_CONFIG_SUIT_ENVELOPE_KMS_SCRIPT_CONTEXT})
       list(APPEND SUIT_ENCRYPT_ARGS --kms-script ${SUIT_KMS_SCRIPT})
diff --git a/cmake/sysbuild/suit_utilities.cmake b/cmake/sysbuild/suit_utilities.cmake
index dc558ca73009..f3725a89db33 100644
--- a/cmake/sysbuild/suit_utilities.cmake
+++ b/cmake/sysbuild/suit_utilities.cmake
@@ -189,17 +189,18 @@ function(suit_encrypt_image args output_directory)
   endif()
 
   list(APPEND args --output-dir ${output_directory})
+  list(APPEND args --encrypt-script ${encrypt_script})
 
   set_property(
     GLOBAL APPEND PROPERTY SUIT_POST_BUILD_COMMANDS
     COMMAND ${CMAKE_COMMAND} -E make_directory ${output_directory}
   )
+
   set_property(
     GLOBAL APPEND PROPERTY SUIT_POST_BUILD_COMMANDS
-    COMMAND
-    PYTHONPATH=${ZEPHYR_SUIT_GENERATOR_MODULE_DIR}${SEP}$ENV{PYTHONPATH}
-    ${PYTHON_EXECUTABLE}
-    ${encrypt_script} encrypt-and-generate
+    COMMAND ${PYTHON_EXECUTABLE} ${SUIT_GENERATOR_CLI_SCRIPT}
+    encrypt
+    encrypt-and-generate
     ${args}
   )
 endfunction()