diff --git a/pkgs/additional/linux-megous/default.nix b/pkgs/additional/linux-megous/default.nix
index ac17d7cf..eab31a27 100644
--- a/pkgs/additional/linux-megous/default.nix
+++ b/pkgs/additional/linux-megous/default.nix
@@ -108,7 +108,13 @@ let
     RC_CORE = lib.mkForce module;
     DRM_KMS_HELPER = lib.mkForce module;
     # AGP = lib.mkForce no;  # "Accelerated Graphics Port" (idk)
-    #
+
+    # borrowed from postmarketOS, "to enable libcamera development"
+    DMABUF_HEAPS = yes;
+    DMABUF_HEAPS_CMA = yes;
+    # borrowed from postmarketOS, speculatively, as i debug megapixels camera
+    CMA_AREAS = freeform "7";
+    # consider: `DMA_SUN6I = yes;` (instead of the default, module)
     ### RELEVANT CONFIGS INHERITED FROM NIXOS DEFAULTS (OR ABOVE ADDITIONS):
     #
     # CONFIG_BT=m