diff --git a/components/spi_flash/CMakeLists.txt b/components/spi_flash/CMakeLists.txt
index 255eff8e7..287e63c13 100644
--- a/components/spi_flash/CMakeLists.txt
+++ b/components/spi_flash/CMakeLists.txt
@@ -1,4 +1,4 @@
-set(srcs "src/partition"
+set(srcs "src/partition.c"
          "src/spi_flash_raw.c"
          "src/spi_flash.c")
 if(BOOTLOADER_BUILD)