diff --git a/README.md b/README.md
index 1431319..8003241 100644
--- a/README.md
+++ b/README.md
@@ -88,10 +88,6 @@ If you want to change the `kubectl` and `Strimzi resources` folder, you can simp
 
 **STRIMZI_KAFKA_CLI_BASE_PATH:** Set this if you want to have a custom Strimzi Kafka CLI folder. It is `~/.strimzi-kafka-cli` as default.
 
-**STRIMZI_KAFKA_CLI_STRIMZI_VERSION:** Set this if you want to use a different Strimzi version.
-
 **STRIMZI_KAFKA_CLI_STRIMZI_PATH:** Set this if you want to use a custom Strimzi/AMQ Streams.
 
-**STRIMZI_KAFKA_CLI_KUBECTL_VERSION** Set this if you want to use a different kubectl version.
-
 **STRIMZI_KAFKA_CLI_KUBECTL_PATH:** Set this if you want to use a custom kubectl.
diff --git a/kfk/config.py b/kfk/config.py
index ded6b41..8a13ab7 100644
--- a/kfk/config.py
+++ b/kfk/config.py
@@ -30,11 +30,6 @@ def _is_64_bit():
     if os.environ.get("STRIMZI_KAFKA_CLI_BASE_PATH") is None
     else os.environ.get("STRIMZI_KAFKA_CLI_BASE_PATH")
 )
-STRIMZI_VERSION = (
-    STRIMZI_VERSION
-    if os.environ.get("STRIMZI_KAFKA_CLI_STRIMZI_VERSION") is None
-    else os.environ.get("STRIMZI_KAFKA_CLI_STRIMZI_VERSION")
-)
 STRIMZI_PATH = (
     (BASE_PATH + f"/strimzi-{STRIMZI_VERSION}")
     if os.environ.get("STRIMZI_KAFKA_CLI_STRIMZI_PATH") is None
@@ -44,11 +39,7 @@ def _is_64_bit():
     f"https://github.com/strimzi/strimzi-kafka-operator/releases/"
     f"download/{STRIMZI_VERSION}/strimzi-{STRIMZI_VERSION}.tar.gz"
 )
-KUBECTL_VERSION = (
-    KUBECTL_VERSION
-    if os.environ.get("STRIMZI_KAFKA_CLI_KUBECTL_VERSION") is None
-    else os.environ.get("STRIMZI_KAFKA_CLI_KUBECTL_VERSION")
-)
+
 KUBECTL = "kubectl" if platform.system().lower() != "windows" else "kubectl.exe"
 KUBECTL_PATH = (
     (BASE_PATH + "/" + KUBECTL)