diff --git a/3.15/Dockerfile b/3.15/Dockerfile
index fb65bb405..3d620e743 100644
--- a/3.15/Dockerfile
+++ b/3.15/Dockerfile
@@ -26,7 +26,7 @@ FROM quay.io/bfren/busybox:1.36.1-alpine3.15.11-260128 AS busybox
 # STAGE 2: load Nushell
 #======================================================================================================================
 
-FROM quay.io/bfren/nushell:0.112.1-alpine-251121 AS nushell
+FROM quay.io/bfren/nushell:0.112.1-alpine-260421 AS nushell
 
 
 #======================================================================================================================
diff --git a/3.16/Dockerfile b/3.16/Dockerfile
index 52c7ce0ee..a312c28a6 100644
--- a/3.16/Dockerfile
+++ b/3.16/Dockerfile
@@ -26,7 +26,7 @@ FROM quay.io/bfren/busybox:1.36.1-alpine3.16.9-260128 AS busybox
 # STAGE 2: load Nushell
 #======================================================================================================================
 
-FROM quay.io/bfren/nushell:0.112.1-alpine-251121 AS nushell
+FROM quay.io/bfren/nushell:0.112.1-alpine-260421 AS nushell
 
 
 #======================================================================================================================
diff --git a/3.17/Dockerfile b/3.17/Dockerfile
index 35b614843..c63d23dca 100644
--- a/3.17/Dockerfile
+++ b/3.17/Dockerfile
@@ -26,7 +26,7 @@ FROM quay.io/bfren/busybox:1.36.1-alpine3.17.10-260128 AS busybox
 # STAGE 2: load Nushell
 #======================================================================================================================
 
-FROM quay.io/bfren/nushell:0.112.1-alpine-251121 AS nushell
+FROM quay.io/bfren/nushell:0.112.1-alpine-260421 AS nushell
 
 
 #======================================================================================================================
diff --git a/3.18/Dockerfile b/3.18/Dockerfile
index 03c69f0bf..5663e85d1 100644
--- a/3.18/Dockerfile
+++ b/3.18/Dockerfile
@@ -26,7 +26,7 @@ FROM quay.io/bfren/busybox:1.36.1-alpine3.18.12-260128 AS busybox
 # STAGE 2: load Nushell
 #======================================================================================================================
 
-FROM quay.io/bfren/nushell:0.112.1-alpine-251121 AS nushell
+FROM quay.io/bfren/nushell:0.112.1-alpine-260421 AS nushell
 
 
 #======================================================================================================================
diff --git a/3.19/Dockerfile b/3.19/Dockerfile
index 37f9ce645..d9624eccd 100644
--- a/3.19/Dockerfile
+++ b/3.19/Dockerfile
@@ -26,7 +26,7 @@ FROM quay.io/bfren/busybox:1.36.1-alpine3.19.9-260128 AS busybox
 # STAGE 2: load Nushell
 #======================================================================================================================
 
-FROM quay.io/bfren/nushell:0.112.1-alpine-251121 AS nushell
+FROM quay.io/bfren/nushell:0.112.1-alpine-260421 AS nushell
 
 
 #======================================================================================================================
diff --git a/3.20/ALPINE_REVISION b/3.20/ALPINE_REVISION
index 937ddd74b..d804c182d 100644
--- a/3.20/ALPINE_REVISION
+++ b/3.20/ALPINE_REVISION
@@ -1 +1 @@
-3.20.9
\ No newline at end of file
+3.20.10
\ No newline at end of file
diff --git a/3.20/Dockerfile b/3.20/Dockerfile
index 30beddf97..ea7fd079d 100644
--- a/3.20/Dockerfile
+++ b/3.20/Dockerfile
@@ -10,7 +10,7 @@ ARG TARGETPLATFORM
 RUN \
     # save platform and version information to log
     echo "Platform: ${TARGETPLATFORM}" >> /log && \
-    echo "Alpine: 3.20.9" >> /log && \
+    echo "Alpine: 3.20.10" >> /log && \
     echo "Busybox: 1.36.1" >> /log && \
     echo "Nushell: 0.112.1" >> /log
 
@@ -19,21 +19,21 @@ RUN \
 # STAGE 1: load busybox
 #======================================================================================================================
 
-FROM quay.io/bfren/busybox:1.36.1-alpine3.20.9-260128 AS busybox
+FROM quay.io/bfren/busybox:1.36.1-alpine3.20.10-260128 AS busybox
 
 
 #======================================================================================================================
 # STAGE 2: load Nushell
 #======================================================================================================================
 
-FROM quay.io/bfren/nushell:0.112.1-alpine-251121 AS nushell
+FROM quay.io/bfren/nushell:0.112.1-alpine-260421 AS nushell
 
 
 #======================================================================================================================
 # STAGE 3: install bfren platform
 #======================================================================================================================
 
-FROM alpine:3.20.9 AS install
+FROM alpine:3.20.10 AS install
 COPY --from=build /log /etc/bf/BUILD
 COPY --from=busybox / /bin
 COPY --from=nushell / /
diff --git a/3.21/ALPINE_REVISION b/3.21/ALPINE_REVISION
index c80359b9d..33f552ff1 100644
--- a/3.21/ALPINE_REVISION
+++ b/3.21/ALPINE_REVISION
@@ -1 +1 @@
-3.21.6
\ No newline at end of file
+3.21.7
\ No newline at end of file
diff --git a/3.21/Dockerfile b/3.21/Dockerfile
index 8ac8f0ddd..724708803 100644
--- a/3.21/Dockerfile
+++ b/3.21/Dockerfile
@@ -10,7 +10,7 @@ ARG TARGETPLATFORM
 RUN \
     # save platform and version information to log
     echo "Platform: ${TARGETPLATFORM}" >> /log && \
-    echo "Alpine: 3.21.6" >> /log && \
+    echo "Alpine: 3.21.7" >> /log && \
     echo "Busybox: 1.36.1" >> /log && \
     echo "Nushell: 0.112.1" >> /log
 
@@ -19,21 +19,21 @@ RUN \
 # STAGE 1: load busybox
 #======================================================================================================================
 
-FROM quay.io/bfren/busybox:1.36.1-alpine3.21.6-260128 AS busybox
+FROM quay.io/bfren/busybox:1.36.1-alpine3.21.7-260128 AS busybox
 
 
 #======================================================================================================================
 # STAGE 2: load Nushell
 #======================================================================================================================
 
-FROM quay.io/bfren/nushell:0.112.1-alpine-251121 AS nushell
+FROM quay.io/bfren/nushell:0.112.1-alpine-260421 AS nushell
 
 
 #======================================================================================================================
 # STAGE 3: install bfren platform
 #======================================================================================================================
 
-FROM alpine:3.21.6 AS install
+FROM alpine:3.21.7 AS install
 COPY --from=build /log /etc/bf/BUILD
 COPY --from=busybox / /bin
 COPY --from=nushell / /
diff --git a/3.22/ALPINE_REVISION b/3.22/ALPINE_REVISION
index d9b2ac520..d1fefa895 100644
--- a/3.22/ALPINE_REVISION
+++ b/3.22/ALPINE_REVISION
@@ -1 +1 @@
-3.22.3
\ No newline at end of file
+3.22.4
\ No newline at end of file
diff --git a/3.22/Dockerfile b/3.22/Dockerfile
index 622e5eb65..7e4a0fd6a 100644
--- a/3.22/Dockerfile
+++ b/3.22/Dockerfile
@@ -10,7 +10,7 @@ ARG TARGETPLATFORM
 RUN \
     # save platform and version information to log
     echo "Platform: ${TARGETPLATFORM}" >> /log && \
-    echo "Alpine: 3.22.3" >> /log && \
+    echo "Alpine: 3.22.4" >> /log && \
     echo "Busybox: 1.36.1" >> /log && \
     echo "Nushell: 0.112.1" >> /log
 
@@ -19,21 +19,21 @@ RUN \
 # STAGE 1: load busybox
 #======================================================================================================================
 
-FROM quay.io/bfren/busybox:1.36.1-alpine3.22.3-260128 AS busybox
+FROM quay.io/bfren/busybox:1.36.1-alpine3.22.4-260128 AS busybox
 
 
 #======================================================================================================================
 # STAGE 2: load Nushell
 #======================================================================================================================
 
-FROM quay.io/bfren/nushell:0.112.1-alpine-251121 AS nushell
+FROM quay.io/bfren/nushell:0.112.1-alpine-260421 AS nushell
 
 
 #======================================================================================================================
 # STAGE 3: install bfren platform
 #======================================================================================================================
 
-FROM alpine:3.22.3 AS install
+FROM alpine:3.22.4 AS install
 COPY --from=build /log /etc/bf/BUILD
 COPY --from=busybox / /bin
 COPY --from=nushell / /
diff --git a/3.23/ALPINE_REVISION b/3.23/ALPINE_REVISION
index f8cba501b..a3011d49b 100644
--- a/3.23/ALPINE_REVISION
+++ b/3.23/ALPINE_REVISION
@@ -1 +1 @@
-3.23.3
\ No newline at end of file
+3.23.4
\ No newline at end of file
diff --git a/3.23/Dockerfile b/3.23/Dockerfile
index 007341ea9..602d062ec 100644
--- a/3.23/Dockerfile
+++ b/3.23/Dockerfile
@@ -10,7 +10,7 @@ ARG TARGETPLATFORM
 RUN \
     # save platform and version information to log
     echo "Platform: ${TARGETPLATFORM}" >> /log && \
-    echo "Alpine: 3.23.3" >> /log && \
+    echo "Alpine: 3.23.4" >> /log && \
     echo "Busybox: 1.36.1" >> /log && \
     echo "Nushell: 0.112.1" >> /log
 
@@ -19,21 +19,21 @@ RUN \
 # STAGE 1: load busybox
 #======================================================================================================================
 
-FROM quay.io/bfren/busybox:1.36.1-alpine3.23.3-260128 AS busybox
+FROM quay.io/bfren/busybox:1.36.1-alpine3.23.4-260128 AS busybox
 
 
 #======================================================================================================================
 # STAGE 2: load Nushell
 #======================================================================================================================
 
-FROM quay.io/bfren/nushell:0.112.1-alpine-251121 AS nushell
+FROM quay.io/bfren/nushell:0.112.1-alpine-260421 AS nushell
 
 
 #======================================================================================================================
 # STAGE 3: install bfren platform
 #======================================================================================================================
 
-FROM alpine:3.23.3 AS install
+FROM alpine:3.23.4 AS install
 COPY --from=build /log /etc/bf/BUILD
 COPY --from=busybox / /bin
 COPY --from=nushell / /
diff --git a/VERSION b/VERSION
index 97ceee1b9..8a4b2758e 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.1.5
\ No newline at end of file
+3.1.6
\ No newline at end of file
diff --git a/generate.sh b/generate.sh
index e9354b582..04778b11c 100755
--- a/generate.sh
+++ b/generate.sh
@@ -7,7 +7,7 @@ docker pull bfren/alpine
 BUSYBOX_VERSION="1.36.1"
 BUSYBOX_BUILD="260128"
 NU_VERSION="0.112.1"
-NU_BUILD="251121"
+NU_BUILD="260421"
 ALPINE_EDITIONS="3.15 3.16 3.17 3.18 3.19 3.20 3.21 3.22 3.23"
 
 for E in ${ALPINE_EDITIONS} ; do
diff --git a/overlay/preinstall b/overlay/preinstall
index cfaccfdf2..3fcdc4772 100644
--- a/overlay/preinstall
+++ b/overlay/preinstall
@@ -10,7 +10,6 @@ set -euo pipefail
 NU=/etc/nu
 CFG=/root/.config/nushell
 mv ${CFG}/config.nu ${NU}
-mv ${CFG}/env.nu ${NU}
 
 
 #======================================================================================================================
@@ -18,7 +17,6 @@ mv ${CFG}/env.nu ${NU}
 #======================================================================================================================
 
 ln -sf ${NU}/config.nu ${CFG}/config.nu
-ln -sf ${NU}/env.nu ${CFG}/env.nu
 ln -sf ${NU}/scripts ${CFG}/scripts
 
 
