diff --git a/pkgs/kde/frameworks/knewstuff/default.nix b/pkgs/kde/frameworks/knewstuff/default.nix
index 8bbc171f2408..8a364849412a 100644
--- a/pkgs/kde/frameworks/knewstuff/default.nix
+++ b/pkgs/kde/frameworks/knewstuff/default.nix
@@ -16,5 +16,8 @@ mkKdeDerivation {
     qttools
   ];
   extraPropagatedBuildInputs = [ kcmutils ];
+
+  dontQmlLint = true; # weird namespace setup
+
   meta.mainProgram = "knewstuff-dialog6";
 }
diff --git a/pkgs/kde/frameworks/kquickcharts/default.nix b/pkgs/kde/frameworks/kquickcharts/default.nix
index 736f06510336..c9ec4afbb050 100644
--- a/pkgs/kde/frameworks/kquickcharts/default.nix
+++ b/pkgs/kde/frameworks/kquickcharts/default.nix
@@ -1,9 +1,11 @@
 {
   mkKdeDerivation,
   qtdeclarative,
+  kirigami,
 }:
 mkKdeDerivation {
   pname = "kquickcharts";
 
   extraBuildInputs = [ qtdeclarative ];
+  extraPropagatedBuildInputs = [ kirigami ];
 }
diff --git a/pkgs/kde/gear/audiocd-kio/default.nix b/pkgs/kde/gear/audiocd-kio/default.nix
index f331cac51aa1..827038e05ec4 100644
--- a/pkgs/kde/gear/audiocd-kio/default.nix
+++ b/pkgs/kde/gear/audiocd-kio/default.nix
@@ -1,6 +1,7 @@
 {
   lib,
   mkKdeDerivation,
+  libkcompactdisc,
   cdparanoia,
   flac,
   libogg,
@@ -20,6 +21,8 @@ mkKdeDerivation {
   ];
 
   extraBuildInputs = [
+    libkcompactdisc
+
     cdparanoia
     flac
     libogg
diff --git a/pkgs/kde/gear/merkuro/default.nix b/pkgs/kde/gear/merkuro/default.nix
index a6a2c70c5732..08b44e7a8d7f 100644
--- a/pkgs/kde/gear/merkuro/default.nix
+++ b/pkgs/kde/gear/merkuro/default.nix
@@ -12,4 +12,7 @@ mkKdeDerivation {
     qtsvg
     libplasma
   ];
+
+  # FIXME: not sure why this is failing
+  dontQmlLint = true;
 }
diff --git a/pkgs/kde/gear/mimetreeparser/default.nix b/pkgs/kde/gear/mimetreeparser/default.nix
index 67c271ad2612..d6f3f16ccc54 100644
--- a/pkgs/kde/gear/mimetreeparser/default.nix
+++ b/pkgs/kde/gear/mimetreeparser/default.nix
@@ -3,6 +3,8 @@
   qt5compat,
   qtdeclarative,
   qgpgme,
+  kirigami,
+  qtwebengine,
 }:
 mkKdeDerivation {
   pname = "mimetreeparser";
@@ -12,4 +14,9 @@ mkKdeDerivation {
     qtdeclarative
     qgpgme
   ];
+
+  extraPropagatedBuildInputs = [
+    kirigami
+    qtwebengine
+  ];
 }
diff --git a/pkgs/kde/lib/mk-kde-derivation.nix b/pkgs/kde/lib/mk-kde-derivation.nix
index 54f7f922d94e..e013644e6908 100644
--- a/pkgs/kde/lib/mk-kde-derivation.nix
+++ b/pkgs/kde/lib/mk-kde-derivation.nix
@@ -8,6 +8,7 @@ self:
   qt6,
   python3,
   python3Packages,
+  jq,
 }:
 let
   dependencies = (lib.importJSON ../generated/dependencies.json).dependencies;
@@ -77,6 +78,14 @@ let
     };
 
   moveOutputsHook = makeSetupHook { name = "kf6-move-outputs-hook"; } ./move-outputs-hook.sh;
+
+  qmllintHook = makeSetupHook {
+    name = "qmllint-validate-hook";
+    substitutions = {
+      qmllint = "${qt6.qtdeclarative}/bin/qmllint";
+      jq = lib.getExe jq;
+    };
+  } ./qmllint-hook.sh;
 in
 {
   pname,
@@ -131,6 +140,7 @@ let
       ninja
       qt6.wrapQtAppsHook
       moveOutputsHook
+      qmllintHook
     ]
     ++ lib.optionals hasPythonBindings [
       python3Packages.shiboken6
@@ -155,6 +165,8 @@ let
 
     cmakeFlags = [ "-DQT_MAJOR_VERSION=6" ] ++ extraCmakeFlags;
 
+    doInstallCheck = true;
+
     separateDebugInfo = true;
 
     env.LANG = "C.UTF-8";
diff --git a/pkgs/kde/lib/qmllint-hook.sh b/pkgs/kde/lib/qmllint-hook.sh
new file mode 100644
index 000000000000..e42dff126edc
--- /dev/null
+++ b/pkgs/kde/lib/qmllint-hook.sh
@@ -0,0 +1,57 @@
+# shellcheck shell=bash
+if [[ -z "${__nix_qmllintHook-}" ]]; then
+  __nix_qmllintHook=1 # Don't run this hook more than once.
+
+  qmlHostPathSeen=()
+  qmlIncludeDirs=()
+
+  qmlUnseenHostPath() {
+      for pkg in "${qmlHostPathSeen[@]}"; do
+          if [ "${pkg:?}" == "$1" ]; then
+              return 1
+          fi
+      done
+
+      qtHostPathSeen+=("$1")
+      return 0
+  }
+
+  qmlHostPathHook() {
+      qmlUnseenHostPath "$1" || return 0
+
+      if ! [ -v qtQmlPrefix ]; then
+          echo "qmlLintHook: qtQmlPrefix is unset. hint: add qt6.qtbase to buildInputs"
+      fi
+
+      local qmlDir="$1/${qtQmlPrefix:?}"
+      if [ -d "$qmlDir" ]; then
+          qmlIncludeDirs+=("-I" "$qmlDir")
+      fi
+  }
+  addEnvHooks "$targetOffset" qmlHostPathHook
+
+  doQmlLint() {
+      LANG=C.UTF-8 @qmllint@ --bare "${qmlIncludeDirs[@]}" -I "${out}/${qtQmlPrefix}" "$@"
+  }
+
+  qmlLintCheck() {
+      echo "Running qmlLintCheck"
+
+      # intentionally scoped to the default QML prefix, as things in $out/share etc
+      # can be used in random weird contexts and will cause spurious errors
+      if [ -d "$out/$qtQmlPrefix" ]; then
+        find "$out/$qtQmlPrefix" -name '*.qml' | while IFS= read -r i; do
+            if [ -n "$(doQmlLint "$i" --json - | @jq@ '.files[] | .warnings[] | select(.id == "import") | select(.message | startswith("Failed to import"))')" ]; then
+                echo "qmllint failed for file $i:"
+
+                doQmlLint "$i"
+                exit 1
+            fi
+        done
+      fi
+  }
+
+  if [ -z "${dontQmlLint-}" ]; then
+      postInstallCheckHooks+=('qmlLintCheck')
+  fi
+fi
diff --git a/pkgs/kde/misc/kirigami-addons/default.nix b/pkgs/kde/misc/kirigami-addons/default.nix
index 60c13e979a87..ac0709aaedd5 100644
--- a/pkgs/kde/misc/kirigami-addons/default.nix
+++ b/pkgs/kde/misc/kirigami-addons/default.nix
@@ -3,8 +3,10 @@
   mkKdeDerivation,
   fetchurl,
   qtdeclarative,
+  qtmultimedia,
   qt5compat,
   qttools,
+  kitemmodels,
 }:
 mkKdeDerivation rec {
   pname = "kirigami-addons";
@@ -17,7 +19,11 @@ mkKdeDerivation rec {
 
   extraNativeBuildInputs = [ qttools ];
   extraBuildInputs = [ qtdeclarative ];
-  extraPropagatedBuildInputs = [ qt5compat ];
+  extraPropagatedBuildInputs = [
+    qt5compat
+    qtmultimedia
+    kitemmodels
+  ];
 
   meta.license = with lib.licenses; [
     bsd2
diff --git a/pkgs/kde/plasma/kwin-x11/default.nix b/pkgs/kde/plasma/kwin-x11/default.nix
index b32ccb04f6d5..3a6b832d4ec1 100644
--- a/pkgs/kde/plasma/kwin-x11/default.nix
+++ b/pkgs/kde/plasma/kwin-x11/default.nix
@@ -41,4 +41,7 @@ mkKdeDerivation {
 
     libxcvt
   ];
+
+  # plugin QML relies on non-global imports
+  dontQmlLint = true;
 }
diff --git a/pkgs/kde/plasma/kwin/default.nix b/pkgs/kde/plasma/kwin/default.nix
index 7cee0fc0fcaf..334990f9b08e 100644
--- a/pkgs/kde/plasma/kwin/default.nix
+++ b/pkgs/kde/plasma/kwin/default.nix
@@ -64,4 +64,7 @@ mkKdeDerivation {
     # we need to provide this so it knows our xwayland supports new features
     xwayland
   ];
+
+  # plugin QML relies on non-global imports
+  dontQmlLint = true;
 }
diff --git a/pkgs/kde/plasma/libksysguard/default.nix b/pkgs/kde/plasma/libksysguard/default.nix
index e47da4a5fafd..d3de2807802f 100644
--- a/pkgs/kde/plasma/libksysguard/default.nix
+++ b/pkgs/kde/plasma/libksysguard/default.nix
@@ -3,6 +3,8 @@
   qtwebchannel,
   qtwebengine,
   qttools,
+  kitemmodels,
+  kquickcharts,
   libpcap,
   libnl,
   lm_sensors,
@@ -22,4 +24,9 @@ mkKdeDerivation {
     libnl
     lm_sensors
   ];
+
+  extraPropagatedBuildInputs = [
+    kitemmodels
+    kquickcharts
+  ];
 }
diff --git a/pkgs/kde/plasma/plasma-keyboard/default.nix b/pkgs/kde/plasma/plasma-keyboard/default.nix
index e26f2999eee6..be510d3ef01d 100644
--- a/pkgs/kde/plasma/plasma-keyboard/default.nix
+++ b/pkgs/kde/plasma/plasma-keyboard/default.nix
@@ -20,4 +20,7 @@ mkKdeDerivation {
     # FIXME: fix this upstream? This should probably be XDG_DATA_DIRS
     "--set QT_VIRTUALKEYBOARD_HUNSPELL_DATA_PATH /run/current-system/sw/share/hunspell/"
   ];
+
+  # themes rely on non-global imports
+  dontQmlLint = true;
 }
diff --git a/pkgs/kde/plasma/plasma-nm/default.nix b/pkgs/kde/plasma/plasma-nm/default.nix
index 3662452bad7b..e143752476b3 100644
--- a/pkgs/kde/plasma/plasma-nm/default.nix
+++ b/pkgs/kde/plasma/plasma-nm/default.nix
@@ -3,6 +3,7 @@
   replaceVars,
   pkg-config,
   qtwebengine,
+  kirigami-addons,
   mobile-broadband-provider-info,
   openconnect,
   openvpn,
@@ -22,4 +23,6 @@ mkKdeDerivation {
     mobile-broadband-provider-info
     openconnect
   ];
+
+  extraPropagatedBuildInputs = [ kirigami-addons ];
 }
diff --git a/pkgs/kde/plasma/plasma-systemmonitor/default.nix b/pkgs/kde/plasma/plasma-systemmonitor/default.nix
index 0aceb98496ac..21bdb84910cd 100644
--- a/pkgs/kde/plasma/plasma-systemmonitor/default.nix
+++ b/pkgs/kde/plasma/plasma-systemmonitor/default.nix
@@ -1,5 +1,11 @@
-{ mkKdeDerivation }:
+{
+  mkKdeDerivation,
+  kquickcharts,
+}:
 mkKdeDerivation {
   pname = "plasma-systemmonitor";
+
+  extraPropagatedBuildInputs = [ kquickcharts ];
+
   meta.mainProgram = "plasma-systemmonitor";
 }
diff --git a/pkgs/kde/plasma/plasma-workspace/default.nix b/pkgs/kde/plasma/plasma-workspace/default.nix
index 94b877c242f6..e3a707499c40 100644
--- a/pkgs/kde/plasma/plasma-workspace/default.nix
+++ b/pkgs/kde/plasma/plasma-workspace/default.nix
@@ -15,6 +15,7 @@
   qtlocation,
   qtpositioning,
   qtsvg,
+  qtvirtualkeyboard,
   qtwayland,
   libcanberra,
   libqalculate,
@@ -72,6 +73,10 @@ mkKdeDerivation {
     gpsd
   ];
 
+  extraPropagatedBuildInputs = [
+    qtvirtualkeyboard
+  ];
+
   qtWrapperArgs = [ "--inherit-argv0" ];
 
   # Hardcoded as QStrings, which are UTF-16 so Nix can't pick these up automatically