diff --git a/Dockerfile b/Dockerfile
index 05a5174..4b0aba3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -76,9 +76,8 @@ RUN set -e; \
   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; \
-  update-alternatives --install /bin/sh sh /bin/bash 1; \
-  update-alternatives --install /usr/bin/sh sh /bin/bash 1; \
-  dpkg-reconfigure --frontend=noninteractive locales;update-locale LANG=$LANG
+  dpkg-reconfigure --frontend=noninteractive locales;update-locale LANG=$LANG; \
+  update-alternatives --install /bin/sh sh /bin/bash 1 
 
 ENV SHELL="/bin/bash"
 SHELL [ "/bin/bash", "-c" ]
diff --git a/Dockerfile.10 b/Dockerfile.10
index be68335..84bc22c 100644
--- a/Dockerfile.10
+++ b/Dockerfile.10
@@ -76,9 +76,8 @@ RUN set -e; \
   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; \
-  update-alternatives --install /bin/sh sh /bin/bash 1; \
-  update-alternatives --install /usr/bin/sh sh /bin/bash 1; \
-  dpkg-reconfigure --frontend=noninteractive locales;update-locale LANG=$LANG
+  dpkg-reconfigure --frontend=noninteractive locales;update-locale LANG=$LANG; \
+  update-alternatives --install /bin/sh sh /bin/bash 1 
 
 ENV SHELL="/bin/bash"
 SHELL [ "/bin/bash", "-c" ]
diff --git a/Dockerfile.11 b/Dockerfile.11
index 4889943..3e0ca71 100644
--- a/Dockerfile.11
+++ b/Dockerfile.11
@@ -76,9 +76,8 @@ RUN set -e; \
   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; \
-  update-alternatives --install /bin/sh sh /bin/bash 1; \
-  update-alternatives --install /usr/bin/sh sh /bin/bash 1; \
-  dpkg-reconfigure --frontend=noninteractive locales;update-locale LANG=$LANG
+  dpkg-reconfigure --frontend=noninteractive locales;update-locale LANG=$LANG; \
+  update-alternatives --install /bin/sh sh /bin/bash 1 
 
 ENV SHELL="/bin/bash"
 SHELL [ "/bin/bash", "-c" ]
diff --git a/Dockerfile.12 b/Dockerfile.12
index ea1fd91..dc8882b 100644
--- a/Dockerfile.12
+++ b/Dockerfile.12
@@ -76,9 +76,8 @@ RUN set -e; \
   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; \
-  update-alternatives --install /bin/sh sh /bin/bash 1; \
-  update-alternatives --install /usr/bin/sh sh /bin/bash 1; \
-  dpkg-reconfigure --frontend=noninteractive locales;update-locale LANG=$LANG
+  dpkg-reconfigure --frontend=noninteractive locales;update-locale LANG=$LANG; \
+  update-alternatives --install /bin/sh sh /bin/bash 1 
 
 ENV SHELL="/bin/bash"
 SHELL [ "/bin/bash", "-c" ]
diff --git a/Dockerfile.13 b/Dockerfile.13
index 29a131d..9216d55 100644
--- a/Dockerfile.13
+++ b/Dockerfile.13
@@ -76,9 +76,8 @@ RUN set -e; \
   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; \
-  update-alternatives --install /bin/sh sh /bin/bash 1; \
-  update-alternatives --install /usr/bin/sh sh /bin/bash 1; \
-  dpkg-reconfigure --frontend=noninteractive locales;update-locale LANG=$LANG
+  dpkg-reconfigure --frontend=noninteractive locales;update-locale LANG=$LANG; \
+  update-alternatives --install /bin/sh sh /bin/bash 1 
 
 ENV SHELL="/bin/bash"
 SHELL [ "/bin/bash", "-c" ]