diff --git a/bootstrap.d/13-kernel.sh b/bootstrap.d/13-kernel.sh
index 50fd8b7..46940d3 100644
--- a/bootstrap.d/13-kernel.sh
+++ b/bootstrap.d/13-kernel.sh
@@ -441,19 +441,28 @@ else # BUILD_KERNEL=false
     touch "${BOOT_DIR}/cmdline.txt"
   fi
   
-  # Install Kernel from hypriot comptabile with all Raspberry PI
+  # INstall Kernel from hypriot comptabile with all Raspberry PI
   if [ "$SET_ARCH" = 32 ] ; then
+    # Create temporary directory for dl
+    temp_dir=$(as_nobody mktemp -d)
+
     # Fetch kernel
-    as_nobody wget -O "${R}"/kernel.deb -c "$RPI_32_KERNEL_URL"
-	
+    as_nobody wget -O "${temp_dir}"/kernel.deb -c "$RPI_32_KERNEL_URL"
 	# Fetch kernel header
-	as_nobody wget -O "${R}"/kernel-header.deb -c "$RPI_32_KERNELHEADER_URL"
+	as_nobody wget -O "${temp_dir}"/kernel-header.deb -c "$RPI_32_KERNELHEADER_URL"
 	
-	# Install kernel
-	chroot_exec dpkg -i "${R}"/kernel.deb
+    # Copy downloaded U-Boot sources
+    mv "${temp_dir}"/kernel.deb "${R}"/kernel.deb
+	mv "${temp_dir}"/kernel-header.deb "${R}"/kernel-header.deb
+
+    # Set permissions
+    chown -R root:root "${R}"/kernel.deb
+	chown -R root:root "${R}"/kernel-header.deb
 	
+	# Install kernel
+	chroot_exec dpkg -i "${temp_dir}"/kernel.deb
 	# Install kernel header
-	chroot_exec dpkg -i "${R}"/kernel-header.deb
+	chroot_exec dpkg -i "${temp_dir}"/kernel-header.deb
 
     # Remove temporary directory for U-Boot sources
     rm -fr "${temp_dir}"