diff --git a/vpnor/flash.cpp b/vpnor/flash.cpp
index e18f3b8..aff74b5 100644
--- a/vpnor/flash.cpp
+++ b/vpnor/flash.cpp
@@ -94,7 +94,7 @@
     // No-op
 }
 
-int set_flash_bytemap(struct mbox_context* context, uint32_t offset,
+int flash_set_bytemap(struct mbox_context* context, uint32_t offset,
                       uint32_t count, uint8_t val)
 {
     // No-op