diff --git a/cmd/kyma/init/function/function.go b/cmd/kyma/init/function/function.go
index 5252be035..c8cd33928 100644
--- a/cmd/kyma/init/function/function.go
+++ b/cmd/kyma/init/function/function.go
@@ -56,6 +56,7 @@ Use the flags to specify the initial configuration for your Function or to choos
 		&o.Runtime, "runtime", "r", defaultRuntime,
 		`Flag used to define the environment for running your Function. Use one of these options:
 	- nodejs18 
+	- nodejs20
 	- python39 (deprecated)
 	- python312`,
 	)
diff --git a/cmd/kyma/run/function/function.go b/cmd/kyma/run/function/function.go
index 9e8dba4ee..107f9b2bb 100644
--- a/cmd/kyma/run/function/function.go
+++ b/cmd/kyma/run/function/function.go
@@ -123,6 +123,7 @@ func (c *command) workspaceConfig(path string) (workspace.Cfg, error) {
 
 	supportedRuntimes := map[string]struct{}{
 		"nodejs18":  {},
+		"nodejs20":  {},
 		"python39":  {},
 		"python312": {},
 	}
diff --git a/docs/gen-docs/kyma_init_function.md b/docs/gen-docs/kyma_init_function.md
index 85cb74400..7680d1446 100644
--- a/docs/gen-docs/kyma_init_function.md
+++ b/docs/gen-docs/kyma_init_function.md
@@ -24,6 +24,7 @@ kyma init function [flags]
       --repository-name string          The name of the Git repository to be created
   -r, --runtime string                  Flag used to define the environment for running your Function. Use one of these options:
                                         	- nodejs18 
+                                        	- nodejs20
                                         	- python39 (deprecated)
                                         	- python312 (default "nodejs18")
       --runtime-image-override string   Set custom runtime image base.