diff --git a/pmb/aportgen/device.py b/pmb/aportgen/device.py
index 265b68a8..1ce45cff 100644
--- a/pmb/aportgen/device.py
+++ b/pmb/aportgen/device.py
@@ -124,8 +124,8 @@ def generate_deviceinfo_fastboot_content(bootimg: Bootimg | None = None) -> str:
     if bootimg is None:
         bootimg = Bootimg(
             cmdline="",
-            qcdt="false",
-            qcdt_type=None,
+            bootimg_qcdt="false",
+            bootimg_qcdt_type=None,
             dtb_offset=None,
             dtb_second="false",
             base="",
@@ -145,7 +145,13 @@ def generate_deviceinfo_fastboot_content(bootimg: Bootimg | None = None) -> str:
         deviceinfo_flash_pagesize="{bootimg["pagesize"]}"
         """
 
-    for k in ["qcdt_type", "dtb_second", "mtk_label_kernel", "mtk_label_ramdisk", "header_version"]:
+    for k in [
+        "bootimg_qcdt_type",
+        "dtb_second",
+        "mtk_label_kernel",
+        "mtk_label_ramdisk",
+        "header_version",
+    ]:
         v = bootimg[k]  # type: ignore
         if v:
             content += f"""\
diff --git a/pmb/parse/bootimg.py b/pmb/parse/bootimg.py
index 8f32c9ff..ea15c101 100644
--- a/pmb/parse/bootimg.py
+++ b/pmb/parse/bootimg.py
@@ -155,7 +155,7 @@ def bootimg(path: Path) -> Bootimg:
         with open(f"{bootimg_path}-pagesize") as f:
             output["pagesize"] = trim_input(f)
 
-    output["qcdt"] = (
+    output["bootimg_qcdt"] = (
         "true"
         if os.path.isfile(f"{bootimg_path}-dt") and os.path.getsize(f"{bootimg_path}-dt") > 0
         else "false"
@@ -166,7 +166,7 @@ def bootimg(path: Path) -> Bootimg:
             for key, value in {
                 "mtk_label_kernel": get_mtk_label(f"{bootimg_path}-kernel"),
                 "mtk_label_ramdisk": get_mtk_label(f"{bootimg_path}-ramdisk"),
-                "qcdt_type": get_qcdt_type(f"{bootimg_path}-dt"),
+                "bootimg_qcdt_type": get_qcdt_type(f"{bootimg_path}-dt"),
             }.items()
             if value is not None
         }
@@ -181,8 +181,8 @@ def bootimg(path: Path) -> Bootimg:
 
     return Bootimg(
         cmdline=output["cmdline"],
-        qcdt=output["qcdt"],
-        qcdt_type=output.get("qcdt_type"),
+        bootimg_qcdt=output["bootimg_qcdt"],
+        bootimg_qcdt_type=output.get("bootimg_qcdt_type"),
         dtb_offset=output.get("dtb_offset"),
         dtb_second=output["dtb_second"],
         base=output.get("base", ""),
diff --git a/pmb/parse/deviceinfo.py b/pmb/parse/deviceinfo.py
index fcfeb045..4a164ba1 100644
--- a/pmb/parse/deviceinfo.py
+++ b/pmb/parse/deviceinfo.py
@@ -144,6 +144,7 @@ class Deviceinfo:
     generate_bootimg: str | None = ""
     header_version: str | None = ""
     bootimg_qcdt: str | None = ""
+    bootimg_qcdt_type: str | None = ""
     bootimg_mtk_mkimage: str | None = ""  # deprecated
     bootimg_mtk_label_kernel: str | None = ""
     bootimg_mtk_label_ramdisk: str | None = ""
diff --git a/pmb/types.py b/pmb/types.py
index 2ce43b9d..3bb533fe 100644
--- a/pmb/types.py
+++ b/pmb/types.py
@@ -86,8 +86,8 @@ class AportGenEntry(TypedDict):
 
 class Bootimg(TypedDict):
     cmdline: str
-    qcdt: str
-    qcdt_type: str | None
+    bootimg_qcdt: str
+    bootimg_qcdt_type: str | None
     dtb_offset: str | None
     dtb_second: str
     base: str
diff --git a/test/aportgen/test_device.py b/test/aportgen/test_device.py
index 6005072d..4aecd689 100644
--- a/test/aportgen/test_device.py
+++ b/test/aportgen/test_device.py
@@ -13,11 +13,11 @@ test_data: dict[str, tuple[Bootimg | None, list[str], list[str]]] = {
         Bootimg(
             cmdline="beep boop",
             header_version="0",
-            qcdt="false",
+            bootimg_qcdt="false",
             base="0x80000000",
             kernel_offset="0x8000",
             tags_offset="0x100",
-            qcdt_type=None,
+            bootimg_qcdt_type=None,
             dtb_offset=None,
             dtb_second="",
             pagesize="2048",
@@ -39,11 +39,11 @@ test_data: dict[str, tuple[Bootimg | None, list[str], list[str]]] = {
         Bootimg(
             cmdline="console=ttyMSM0,115200n8",
             header_version="2",
-            qcdt="false",
+            bootimg_qcdt="false",
             base="0x80000000",
             kernel_offset="",
             tags_offset="",
-            qcdt_type=None,
+            bootimg_qcdt_type=None,
             dtb_offset="0x101f00000",
             dtb_second="",
             pagesize="2048",
@@ -58,19 +58,17 @@ test_data: dict[str, tuple[Bootimg | None, list[str], list[str]]] = {
             'append_dtb="false"',
             'flash_offset_dtb="0x101f00000"',
         ],
-        [
-            "qcdt",
-        ],
+        [],
     ),
     "header_v3": (
         Bootimg(
             cmdline="console=ttyMSM0,115200n8",
             header_version="3",
-            qcdt="false",
+            bootimg_qcdt="false",
             base="",
             kernel_offset="",
             tags_offset="",
-            qcdt_type=None,
+            bootimg_qcdt_type=None,
             dtb_offset="",
             dtb_second="",
             pagesize="4096",
diff --git a/test/parse/test_bootimg.py b/test/parse/test_bootimg.py
index 6fbc0f43..9a64ab86 100644
--- a/test/parse/test_bootimg.py
+++ b/test/parse/test_bootimg.py
@@ -79,7 +79,7 @@ def test_bootimg(bootimg, pmb_args, pmaports):
     print(f"Header v0: {img}")
     assert img["header_version"] == "0", "header v0 expected header version 0"
     assert img["cmdline"] == "", "header v0 expected empty cmdline"
-    assert img["qcdt"] == "false", "header v0 expected qcdt false"
+    assert img["bootimg_qcdt"] == "false", "header v0 expected qcdt false"
     assert img["base"] == "0x80000000", "header v0 expected base 0x80000000"
     assert int(img["kernel_offset"], 16) == 0x8000, "header v0 expected kernel offset 0x8000"
     assert int(img["tags_offset"], 16) == 0x100, "header v0 expected tags offset 0x100"
@@ -91,7 +91,7 @@ def test_bootimg(bootimg, pmb_args, pmaports):
     print(f"Header v2: {img}")
     assert img["header_version"] == "2", "header v2 expected header version 2"
     assert img["cmdline"] == "", "header v2 expected empty cmdline"
-    assert img["qcdt"] == "false", "header v2 expected qcdt false"
+    assert img["bootimg_qcdt"] == "false", "header v2 expected qcdt false"
     assert img["base"] == "0x80000000", "header v2 expected base 0x80000000"
     assert int(img["kernel_offset"], 16) == 0x8000, "header v2 expected kernel offset 0x8000"
     assert int(img["tags_offset"], 16) == 0x100, "header v2 expected tags offset 0x100"