diff --git a/linux/ecosystem/epicmorg/debian/13-trixie/slim/Dockerfile b/linux/ecosystem/epicmorg/debian/13-trixie/slim/Dockerfile
index e7d81c3e3..6a71d3aa3 100644
--- a/linux/ecosystem/epicmorg/debian/13-trixie/slim/Dockerfile
+++ b/linux/ecosystem/epicmorg/debian/13-trixie/slim/Dockerfile
@@ -61,7 +61,8 @@ RUN echo 'debconf debconf/frontend select Noninteractive' | debconf-set-selectio
     locales \
     locate \
     rar \
-    software-properties-common \
+#    unable to locate package software-properties-common
+#    software-properties-common \
     sudo \
     unrar \
     unrar-free \
diff --git a/linux/ecosystem/epicmorg/debian/sid/main/Dockerfile b/linux/ecosystem/epicmorg/debian/sid/main/Dockerfile
index 84fc73ccf..08ea0003f 100644
--- a/linux/ecosystem/epicmorg/debian/sid/main/Dockerfile
+++ b/linux/ecosystem/epicmorg/debian/sid/main/Dockerfile
@@ -154,8 +154,9 @@ RUN echo 'debconf debconf/frontend select Noninteractive' | debconf-set-selectio
     lvm2 \
     nilfs-tools \
     ntfs-3g \
-    reiser4progs \
-    reiserfsprogs \
+# Package reiser4progs is not available, but is referred to by another package.
+#    reiser4progs \
+#    reiserfsprogs \
     udftools \
     xfsprogs \
     xfsdump