diff --git a/src/drivers/px4io/module.mk b/src/drivers/px4io/module.mk
index d5bab6599f..2054faa127 100644
--- a/src/drivers/px4io/module.mk
+++ b/src/drivers/px4io/module.mk
@@ -38,9 +38,9 @@
 MODULE_COMMAND		= px4io
 
 SRCS			= px4io.cpp \
-			  uploader.cpp \
-			  interface_serial.cpp \
-			  interface_i2c.cpp
+			  px4io_uploader.cpp \
+			  px4io_serial.cpp \
+			  px4io_i2c.cpp
 
 # XXX prune to just get UART registers
 INCLUDE_DIRS    += $(NUTTX_SRC)/arch/arm/src/stm32 $(NUTTX_SRC)/arch/arm/src/common
diff --git a/src/drivers/px4io/interface_i2c.cpp b/src/drivers/px4io/px4io_i2c.cpp
similarity index 100%
rename from src/drivers/px4io/interface_i2c.cpp
rename to src/drivers/px4io/px4io_i2c.cpp
diff --git a/src/drivers/px4io/interface_serial.cpp b/src/drivers/px4io/px4io_serial.cpp
similarity index 100%
rename from src/drivers/px4io/interface_serial.cpp
rename to src/drivers/px4io/px4io_serial.cpp
diff --git a/src/drivers/px4io/uploader.cpp b/src/drivers/px4io/px4io_uploader.cpp
similarity index 100%
rename from src/drivers/px4io/uploader.cpp
rename to src/drivers/px4io/px4io_uploader.cpp