diff --git a/Dockerfile b/Dockerfile
index 7536c3e..cd5505b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -75,7 +75,7 @@ RUN set -e; \
   echo "Setting up prerequisites"; \
   echo "$LANG UTF-8" >"/etc/locale.gen"; \
   echo 'export DEBIAN_FRONTEND="'${DEBIAN_FRONTEND}'"' >"/etc/profile.d/apt.sh" && chmod 755 "/etc/profile.d/apt.sh"; \
-  apt update && apt install -yy bash locales apt-utils; \
+  apt update && apt install -yy bash locales apt-utils python3-tz; \
   dpkg-reconfigure --frontend=noninteractive locales;update-locale LANG=$LANG; \
   update-alternatives --install /bin/sh sh /bin/bash 1 
 
diff --git a/Dockerfile.10 b/Dockerfile.10
index 453842d..4506f20 100644
--- a/Dockerfile.10
+++ b/Dockerfile.10
@@ -75,7 +75,7 @@ RUN set -e; \
   echo "Setting up prerequisites"; \
   echo "$LANG UTF-8" >"/etc/locale.gen"; \
   echo 'export DEBIAN_FRONTEND="'${DEBIAN_FRONTEND}'"' >"/etc/profile.d/apt.sh" && chmod 755 "/etc/profile.d/apt.sh"; \
-  apt update && apt install -yy bash locales apt-utils; \
+  apt update && apt install -yy bash locales apt-utils python3-tz; \
   dpkg-reconfigure --frontend=noninteractive locales;update-locale LANG=$LANG; \
   update-alternatives --install /bin/sh sh /bin/bash 1 
 
diff --git a/Dockerfile.11 b/Dockerfile.11
index 46be3db..e13670a 100644
--- a/Dockerfile.11
+++ b/Dockerfile.11
@@ -75,7 +75,7 @@ RUN set -e; \
   echo "Setting up prerequisites"; \
   echo "$LANG UTF-8" >"/etc/locale.gen"; \
   echo 'export DEBIAN_FRONTEND="'${DEBIAN_FRONTEND}'"' >"/etc/profile.d/apt.sh" && chmod 755 "/etc/profile.d/apt.sh"; \
-  apt update && apt install -yy bash locales apt-utils; \
+  apt update && apt install -yy bash locales apt-utils python3-tz; \
   dpkg-reconfigure --frontend=noninteractive locales;update-locale LANG=$LANG; \
   update-alternatives --install /bin/sh sh /bin/bash 1 
 
diff --git a/Dockerfile.12 b/Dockerfile.12
index af5080a..54c8ddb 100644
--- a/Dockerfile.12
+++ b/Dockerfile.12
@@ -75,7 +75,7 @@ RUN set -e; \
   echo "Setting up prerequisites"; \
   echo "$LANG UTF-8" >"/etc/locale.gen"; \
   echo 'export DEBIAN_FRONTEND="'${DEBIAN_FRONTEND}'"' >"/etc/profile.d/apt.sh" && chmod 755 "/etc/profile.d/apt.sh"; \
-  apt update && apt install -yy bash locales apt-utils; \
+  apt update && apt install -yy bash locales apt-utils python3-tz; \
   dpkg-reconfigure --frontend=noninteractive locales;update-locale LANG=$LANG; \
   update-alternatives --install /bin/sh sh /bin/bash 1 
 
diff --git a/Dockerfile.13 b/Dockerfile.13
index c903af5..2108988 100644
--- a/Dockerfile.13
+++ b/Dockerfile.13
@@ -75,7 +75,7 @@ RUN set -e; \
   echo "Setting up prerequisites"; \
   echo "$LANG UTF-8" >"/etc/locale.gen"; \
   echo 'export DEBIAN_FRONTEND="'${DEBIAN_FRONTEND}'"' >"/etc/profile.d/apt.sh" && chmod 755 "/etc/profile.d/apt.sh"; \
-  apt update && apt install -yy bash locales apt-utils; \
+  apt update && apt install -yy bash locales apt-utils python3-tz; \
   dpkg-reconfigure --frontend=noninteractive locales;update-locale LANG=$LANG; \
   update-alternatives --install /bin/sh sh /bin/bash 1