diff --git a/components/bootloader_support/CMakeLists.txt b/components/bootloader_support/CMakeLists.txt
index 197e46b052..98d81d5ce0 100644
--- a/components/bootloader_support/CMakeLists.txt
+++ b/components/bootloader_support/CMakeLists.txt
@@ -26,6 +26,10 @@ if(CONFIG_APP_BUILD_TYPE_APP_2NDBOOT)
         )
 endif()
 
+if(CONFIG_ESP_ROM_REV0_HAS_NO_ECDSA_INTERFACE)
+    list(APPEND srcs "src/${IDF_TARGET}/bootloader_ecdsa.c")
+endif()
+
 if(BOOTLOADER_BUILD OR CONFIG_APP_BUILD_TYPE_RAM)
     set(include_dirs "include" "bootloader_flash/include"
         "private_include")
@@ -40,10 +44,6 @@ if(BOOTLOADER_BUILD OR CONFIG_APP_BUILD_TYPE_RAM)
     "src/${IDF_TARGET}/bootloader_${IDF_TARGET}.c"
     )
     list(APPEND priv_requires hal)
-    if(CONFIG_ESP_ROM_REV0_HAS_NO_ECDSA_INTERFACE)
-        list(APPEND srcs
-            "src/${IDF_TARGET}/bootloader_ecdsa.c")
-    endif()
 else()
     list(APPEND srcs
         "src/idf/bootloader_sha.c")