diff --git a/Dockerfile b/Dockerfile
index 061d3c4..7434318 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -21,12 +21,14 @@ RUN \
   apt-get update && \
   apt-get install -y --no-install-recommends \
     build-essential \
-    qtbase5-dev \
+    qt6-5compat-dev \
+    qt6-base-dev \
     zlib1g-dev && \
   echo "**** install runtime packages ****" && \
   apt-get install -y --no-install-recommends \
     git \
-    libqt5widgets5 \
+    libqt6widgets6t64 \
+    libqt6core5compat6 \
     liburi-perl \
     make \
     thunar \
@@ -44,7 +46,7 @@ RUN \
   tar xzf /tmp/qdirstat.tar.gz -C \
     /tmp/qdirstat/ --strip-components=1 && \
   cd /tmp/qdirstat && \
-  qmake && \
+  qmake6 && \
   make && \
   make install && \
   echo "**** openbox tweaks ****" && \
@@ -55,7 +57,8 @@ RUN \
   echo "**** cleanup ****" && \
   apt-get purge -y --autoremove \
     build-essential \
-    qtbase5-dev \
+    qt6-5compat-dev \
+    qt6-base-dev \
     zlib1g-dev && \
   apt-get clean && \
   rm -rf \
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 52b0fb2..daacc92 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -21,12 +21,14 @@ RUN \
   apt-get update && \
   apt-get install -y --no-install-recommends \
     build-essential \
-    qtbase5-dev \
+    qt6-5compat-dev \
+    qt6-base-dev \
     zlib1g-dev && \
   echo "**** install runtime packages ****" && \
   apt-get install -y --no-install-recommends \
     git \
-    libqt5widgets5 \
+    libqt6widgets6t64 \
+    libqt6core5compat6 \
     liburi-perl \
     make \
     thunar \
@@ -44,7 +46,7 @@ RUN \
   tar xzf /tmp/qdirstat.tar.gz -C \
     /tmp/qdirstat/ --strip-components=1 && \
   cd /tmp/qdirstat && \
-  qmake && \
+  qmake6 && \
   make && \
   make install && \
   echo "**** openbox tweaks ****" && \
@@ -55,7 +57,8 @@ RUN \
   echo "**** cleanup ****" && \
   apt-get purge -y --autoremove \
     build-essential \
-    qtbase5-dev \
+    qt6-5compat-dev \
+    qt6-base-dev \
     zlib1g-dev && \
   apt-get clean && \
   rm -rf \
diff --git a/README.md b/README.md
index 1400b0a..6b874fb 100644
--- a/README.md
+++ b/README.md
@@ -594,6 +594,7 @@ Once registered you can define the dockerfile to use with `-f Dockerfile.aarch64
 
 ## Versions
 
+* **18.01.26:** - Update build logic for Qt6 and version 2.0.
 * **28.12.25:** - Add Wayland init logic.
 * **12.07.25:** - Rebase to Selkies, HTTPS IS NOW REQUIRED.
 * **28.08.24:** - Rebase to noble.
diff --git a/readme-vars.yml b/readme-vars.yml
index 55c57c9..b694d1a 100644
--- a/readme-vars.yml
+++ b/readme-vars.yml
@@ -106,6 +106,7 @@ init_diagram: |
   "qdirstat:latest" <- Base Images
 # changelog
 changelogs:
+  - {date: "18.01.26:", desc: "Update build logic for Qt6 and version 2.0."}
   - {date: "28.12.25:", desc: "Add Wayland init logic."}
   - {date: "12.07.25:", desc: "Rebase to Selkies, HTTPS IS NOW REQUIRED."}
   - {date: "28.08.24:", desc: "Rebase to noble."}