diff --git a/containers/android/Containerfile b/containers/android/Containerfile
index 14b2431..ad61e86 100644
--- a/containers/android/Containerfile
+++ b/containers/android/Containerfile
@@ -3,7 +3,9 @@ ARG studio_version="2025.1.4.8"
 ARG download_uri="https://redirector.gvt1.com/edgedl/android/studio/ide-zips/${studio_version}/android-studio-${studio_version}-linux.tar.gz"
 
 USER root
-RUN dnf -y install libXext libXrender libXtst libX11 freetype freetype-devel mesa-libGLU
+
+RUN --mount=type=cache,id=dnf-cache,target=/var/cache/libdnf5 \
+  dnf -y --setopt=keepcache=1 install libXext libXrender libXtst libX11 freetype freetype-devel mesa-libGLU
 USER user
 
 RUN curl -Lo /tmp/studio.tar.gz "${download_uri}" && \
@@ -15,4 +17,4 @@ RUN curl -Lo /tmp/studio.tar.gz "${download_uri}" && \
 
 RUN echo 'alias studio="$HOME/AndroidStudio/bin/studio"' >> /home/user/.bashrc
 RUN echo 'export ANDROID_HOME="$HOME/Android/Sdk"' >> /home/user/.bashrc
-RUN echo 'export PATH="$ANDROID_HOME/platform-tools:$PATH"' >> /home/user/.bashrc
\ No newline at end of file
+RUN echo 'export PATH="$ANDROID_HOME/platform-tools:$PATH"' >> /home/user/.bashrc
diff --git a/containers/dotnet/Containerfile b/containers/dotnet/Containerfile
index 7825c4c..0d95101 100644
--- a/containers/dotnet/Containerfile
+++ b/containers/dotnet/Containerfile
@@ -1,10 +1,11 @@
 FROM git.plabble.org/maurice/fedora:main
 
 USER root
-RUN dnf -y install dotnet-sdk-9.0 dotnet-sdk-10.0
+RUN --mount=type=cache,id=dnf-cache,target=/var/cache/libdnf5 \
+  dnf -y --setopt=keepcache=1 install dotnet-sdk-9.0 dotnet-sdk-10.0
 
 COPY install-roslyn.sh /tmp/install-roslyn.sh
 RUN chmod +x /tmp/install-roslyn.sh && /tmp/install-roslyn.sh
 
 USER user
-RUN dotnet tool install --global dotnet-ef
\ No newline at end of file
+RUN dotnet tool install --global dotnet-ef
diff --git a/containers/fedora/Containerfile b/containers/fedora/Containerfile
index 4287d83..cd04c62 100644
--- a/containers/fedora/Containerfile
+++ b/containers/fedora/Containerfile
@@ -1,10 +1,11 @@
 FROM quay.io/fedora/fedora:43
 
 # === install system packages ===
-RUN dnf update -y && \
-  dnf -y install procps ping bash-completion glibc-langpack-en \
+RUN --mount=type=cache,id=dnf-cache,target=/var/cache/libdnf5 \
+  dnf update -y && \
+  dnf -y --setopt=keepcache=1 install procps ping bash-completion glibc-langpack-en \
     host-spawn dbus-launch \
-    git pnpm helix zip 
+    git pnpm helix zip
 
 # === setup user ===
 RUN useradd -ms /bin/bash user && \
diff --git a/containers/rider/Containerfile b/containers/rider/Containerfile
index 7bcb6be..44c9b39 100644
--- a/containers/rider/Containerfile
+++ b/containers/rider/Containerfile
@@ -3,7 +3,8 @@ ARG rider_version="2025.3.0.3"
 ARG download_uri="https://download.jetbrains.com/rider/JetBrains.Rider-${rider_version}.tar.gz"
 
 USER root
-RUN dnf -y install libXext libXrender libXtst libX11 freetype freetype-devel
+RUN --mount=type=cache,id=dnf-cache,target=/var/cache/libdnf5 \
+  dnf -y --setopt=keepcache=1 install libXext libXrender libXtst libX11 freetype freetype-devel
 USER user
 
 RUN curl -Lo /tmp/rider.tar.gz "${download_uri}" && \
@@ -12,4 +13,4 @@ RUN curl -Lo /tmp/rider.tar.gz "${download_uri}" && \
     rm /tmp/rider.tar.gz && \
     mv /home/user/Rider/JetBrains*/* /home/user/Rider
 
-RUN echo 'alias rider="$HOME/Rider/bin/rider"' >> /home/user/.bashrc
\ No newline at end of file
+RUN echo 'alias rider="$HOME/Rider/bin/rider"' >> /home/user/.bashrc