diff --git a/pkg/tools/execline.go b/pkg/tools/execline.go
index 5d0f08d8b..16fc62fac 100644
--- a/pkg/tools/execline.go
+++ b/pkg/tools/execline.go
@@ -100,7 +100,7 @@ func (t *ExeclineTool) Parameters() map[string]any {
 			},
 			"env": map[string]any{
 				"type":        "object",
-				"description": "Additional environment variables to set for this command. Available: PICOCLAW_HOME, PICOCLAW_CONFIG, PICOCLAW_AGENT_WORKSPACE, PICOCLAW_EXE, PICOCLAW_SERVICE_NAME, PICOCLAW_EXEC_TIME (RFC3339), PICOCLAW_EXEC_TIMEOUT. Cannot override: PATH, HOME, USER, LOGNAME, SHELL, LD_PRELOAD, LD_LIBRARY_PATH, LD_AUDIT, LD_DEBUG, PICOCLAW_*",
+				"description": "Additional environment variables to set for this command",
 				"additionalProperties": map[string]any{
 					"type": "string",
 				},