diff --git a/.ruff-excludes.toml b/.ruff-excludes.toml
index 35fb46d7ac0..4abc09f3d7b 100644
--- a/.ruff-excludes.toml
+++ b/.ruff-excludes.toml
@@ -234,7 +234,6 @@
 ]
 "./scripts/build/gen_relocate_app.py" = [
     "E101",     # https://docs.astral.sh/ruff/rules/mixed-spaces-and-tabs
-    "SIM401",   # https://docs.astral.sh/ruff/rules/if-else-block-instead-of-dict-get
     "UP006",    # https://docs.astral.sh/ruff/rules/non-pep585-annotation
     "UP035",    # https://docs.astral.sh/ruff/rules/deprecated-import
     "UP037",    # https://docs.astral.sh/ruff/rules/quoted-annotation
diff --git a/scripts/build/gen_relocate_app.py b/scripts/build/gen_relocate_app.py
index a78992e95c4..beccca57dff 100755
--- a/scripts/build/gen_relocate_app.py
+++ b/scripts/build/gen_relocate_app.py
@@ -333,7 +333,7 @@ def print_linker_sections(list_sections: 'list[OutputSection]'):
 
 
 def add_phdr(memory_type, phdrs):
-    return f'{memory_type} {phdrs[memory_type] if memory_type in phdrs else ""}'
+    return f'{memory_type} {phdrs.get(memory_type, "")}'
 
 
 def string_create_helper(