diff --git a/drivers/bme280/bme280.cpp b/drivers/bme280/bme280.cpp
index 5091162a..1e7090ec 100644
--- a/drivers/bme280/bme280.cpp
+++ b/drivers/bme280/bme280.cpp
@@ -11,7 +11,10 @@ namespace pimoroni {
             gpio_pull_up(interrupt);
         }
 
-        device.intf_ptr = new i2c_intf_ptr{.i2c = i2c, .address = address};
+        i2c_interface.i2c = i2c;
+        i2c_interface.address = address;
+
+        device.intf_ptr = &i2c_interface;
         device.intf = bme280_intf::BME280_I2C_INTF;
         device.read = (bme280_read_fptr_t)&read_bytes;
         device.write = (bme280_write_fptr_t)&write_bytes;
diff --git a/drivers/bme280/bme280.hpp b/drivers/bme280/bme280.hpp
index cc255e54..706d87c3 100644
--- a/drivers/bme280/bme280.hpp
+++ b/drivers/bme280/bme280.hpp
@@ -26,6 +26,8 @@ namespace pimoroni {
                 bool status;
             };
 
+            i2c_intf_ptr i2c_interface;
+
             bool debug = false;
 
             bool init();