diff --git a/openevsehttp/__main__.py b/openevsehttp/__main__.py
index 7cfad36..4cb56ae 100644
--- a/openevsehttp/__main__.py
+++ b/openevsehttp/__main__.py
@@ -480,6 +480,9 @@ async def set_current(self, amps: int = 6) -> None:
             # RAPI commands
             _LOGGER.debug("Setting current via RAPI")
             command = f"$SC {amps} N"
+            # Different parameters for older firmware
+            if self._version_check("2.9.1"):
+                command = f"$SC {amps} V"
             response, msg = await self.send_command(command)
             _LOGGER.debug("Set current response: %s", msg)
 
diff --git a/setup.py b/setup.py
index e51e5ff..14e173f 100644
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@
 
 PROJECT_DIR = Path(__file__).parent.resolve()
 README_FILE = PROJECT_DIR / "README.md"
-VERSION = "0.1.86"
+VERSION = "0.1.87"
 
 setup(
     name="python_openevse_http",