diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 708b74b..739fd74 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,21 +15,6 @@ jobs:
     strategy:
       matrix:
         version:
-        - zeppelin:     "0.10.1"
-          spark:        "3.1.3"
-          hadoop:       "3.2.0"
-          scala:        "2.12"
-          java:         "8"
-        - zeppelin:     "0.10.1"
-          spark:        "3.2.2"
-          hadoop:       "3.3.1"
-          scala:        "2.12"
-          java:         "8"
-        - zeppelin:     "0.10.1"
-          spark:        "3.3.0"
-          hadoop:       "3.3.2"
-          scala:        "2.12"
-          java:         "8"
         - zeppelin:     "0.10.1"
           spark:        "3.4.1"
           hadoop:       "3.3.4"
diff --git a/Dockerfile b/Dockerfile
index bcdc8b5..56f2f70 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -30,31 +30,6 @@ RUN set -euo pipefail && \
     rm zeppelin-${ZEPPELIN_VERSION}-bin-netinst.tgz; \
     :
 
-# Install GitHub Release Assets FUSE mount CLI (requires fuse install)
-ARG GHAFS_VERSION="v0.1.3"
-RUN set -euo pipefail && \
-    wget https://github.com/guangie88/ghafs/releases/download/${GHAFS_VERSION}/ghafs-${GHAFS_VERSION}-linux-amd64.tar.gz; \
-    tar xvf ghafs-${GHAFS_VERSION}-linux-amd64.tar.gz; \
-    rm ghafs-${GHAFS_VERSION}-linux-amd64.tar.gz; \
-    mv ./ghafs /usr/local/bin/; \
-    ghafs --version; \
-    :
-
-# `buji-pac4j-4.1.1.jar` is the last tested working jar for Zeppelin (every version after this redirects to /null for OAuth2.0 some reason)
-# Install `buji-pac4j` and `pac4j-oauth` to support OIDC / OAuth2.0 login
-# We do not add / change shiro-* jars because the Zeppelin >= 0.10.1 uses shiro-* 1.7.0, which is sufficient for the above two dependencies
-RUN set -euo pipefail && \
-    wget -P ${ZEPPELIN_HOME}/lib/ https://repo1.maven.org/maven2/io/buji/buji-pac4j/4.1.1/buji-pac4j-4.1.1.jar; \
-    # https://github.com/bujiio/buji-pac4j/blob/buji-pac4j-4.1.1/pom.xml#L86:
-    # pac4j stated to be 3.7.0, but 3.9.0 is tested to work
-    wget -P ${ZEPPELIN_HOME}/lib/ https://repo1.maven.org/maven2/org/pac4j/pac4j-core/3.9.0/pac4j-core-3.9.0.jar; \
-    wget -P ${ZEPPELIN_HOME}/lib/ https://repo1.maven.org/maven2/org/pac4j/pac4j-oauth/3.9.0/pac4j-oauth-3.9.0.jar; \
-    # https://github.com/pac4j/pac4j/blob/pac4j-3.9.0/pac4j-oauth/pom.xml#L16:
-    # scribejava stated to be 5.6.0, and we follow
-    wget -P ${ZEPPELIN_HOME}/lib/ https://repo1.maven.org/maven2/com/github/scribejava/scribejava-apis/5.6.0/scribejava-apis-5.6.0.jar; \
-    wget -P ${ZEPPELIN_HOME}/lib/ https://repo1.maven.org/maven2/com/github/scribejava/scribejava-core/5.6.0/scribejava-core-5.6.0.jar; \
-    :
-
 RUN set -euo pipefail && \
     # Install tera-cli for runtime interpolation
     wget https://github.com/guangie88/tera-cli/releases/download/v0.4.1/tera-cli-v0.4.1-x86_64-unknown-linux-musl.tar.gz; \
@@ -75,6 +50,7 @@ USER zeppelin
 # Entrypoint-ish env vars to apply config templates
 ENV ZEPPELIN_APPLY_INTERPRETER_JSON "true"
 ENV ZEPPELIN_APPLY_ZEPPELIN_SITE "true"
+ENV ZEPPELIN_SPARK_ENABLESUPPORTEDVERSIONCHECK = "false"
 ENV ZEPPELIN_APPLY_SHIRO "true"
 
 # Env var not expanded without Dockerfile, so need to go through sh
diff --git a/README.md b/README.md
index 8e9a458..a7118a9 100644
--- a/README.md
+++ b/README.md
@@ -37,9 +37,9 @@ See [`CHANGELOG.md`](CHANGELOG.md) for details.
 ```bash
 # Can use any of the tags in zeppelin repo that follows semver. E.g. v0.8.2
 ZEPPELIN_VERSION="0.10.1"
-SPARK_VERSION="3.2.1"
-HADOOP_VERSION="3.3.1"
-SCALA_VERSION="2.13"
+SPARK_VERSION="3.4.1"
+HADOOP_VERSION="3.3.4"
+SCALA_VERSION="2.12"
 JAVA_VERSION="8"
 
 docker build . -t zeppelin \
diff --git a/templates/vars.yml b/templates/vars.yml
index cf27fc2..7bc8829 100644
--- a/templates/vars.yml
+++ b/templates/vars.yml
@@ -1,24 +1,6 @@
 self_version: "v4"
 
 versions:
-- zeppelin: ["0.10.1"]
-  spark:    ["3.1.3"]
-  java:     ["8"]
-  scala:    ["2.12"]
-  hadoop:   ["3.2.0"]
-
-- zeppelin: ["0.10.1"]
-  spark:    ["3.2.2"]
-  java:     ["8"]
-  scala:    ["2.12"]
-  hadoop:   ["3.3.1"]
-
-- zeppelin: ["0.10.1"]
-  spark:    ["3.3.0"]
-  java:     ["8"]
-  scala:    ["2.12"]
-  hadoop:   ["3.3.2"]
-
 - zeppelin: ["0.10.1"]
   spark:    ["3.4.1"]
   java:     ["8"]