diff --git a/docker/aarch64/alpine b/docker/aarch64/alpine
index 4a71f0c0..29f4c9ff 100644
--- a/docker/aarch64/alpine
+++ b/docker/aarch64/alpine
@@ -65,6 +65,7 @@ RUN apk add \
   perl \
   pkgconfig \
   rsync \
+  tcl \
   texinfo \
   vlc-dev \
   wget \
diff --git a/docker/x86_64/alpine b/docker/x86_64/alpine
index 0ace61f7..3ad96a3a 100644
--- a/docker/x86_64/alpine
+++ b/docker/x86_64/alpine
@@ -64,6 +64,7 @@ RUN apk add \
   perl \
   pkgconfig \
   rsync \
+  tcl \
   texinfo \
   wget \
   xz \
diff --git a/docker/x86_64/mingw64 b/docker/x86_64/mingw64
index e06e477c..f149cd32 100644
--- a/docker/x86_64/mingw64
+++ b/docker/x86_64/mingw64
@@ -40,6 +40,7 @@ RUN apk add \
   python3 \
   rsync \
   ruby \
+  tcl \
   texinfo \
   unzip \
   wget \