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
diff --git a/vpnor/pnor_partition.cpp b/vpnor/pnor_partition.cpp
index 3ec4d22..68013a6 100644
--- a/vpnor/pnor_partition.cpp
+++ b/vpnor/pnor_partition.cpp
@@ -154,7 +154,7 @@
     else
     {
         memcpy((char *)map + offset, buf, len);
-        set_flash_bytemap(ctx, base + offset, len, FLASH_DIRTY);
+        flash_set_bytemap(ctx, base + offset, len, FLASH_DIRTY);
     }
     munmap(map, fileSize);
     close(fd);