diff --git a/pkgs/os-specific/linux/kernel/common-config.nix b/pkgs/os-specific/linux/kernel/common-config.nix
index e6eff416a770..f1cba771ed1b 100644
--- a/pkgs/os-specific/linux/kernel/common-config.nix
+++ b/pkgs/os-specific/linux/kernel/common-config.nix
@@ -314,8 +314,8 @@ let
       DRM_AMD_DC_DCN2_0 = whenBetween "5.3" "5.6" yes;
       DRM_AMD_DC_DCN2_1 = whenBetween "5.4" "5.6" yes;
       DRM_AMD_DC_DCN3_0 = whenBetween "5.9" "5.11" yes;
-      DRM_AMD_DC_DCN = whenAtLeast "5.11" yes;
-      DRM_AMD_DC_HDCP = whenAtLeast "5.5" yes;
+      DRM_AMD_DC_DCN = whenBetween "5.11" "6.4" yes;
+      DRM_AMD_DC_HDCP = whenBetween "5.5" "6.4" yes;
       DRM_AMD_DC_SI = whenAtLeast "5.10" yes;
     } // optionalAttrs (stdenv.hostPlatform.system == "x86_64-linux") {
       # Intel GVT-g graphics virtualization supports 64-bit only