diff --git a/tools/cmake/build.cmake b/tools/cmake/build.cmake
index 52c6b9bd0e..54d01ba4f5 100644
--- a/tools/cmake/build.cmake
+++ b/tools/cmake/build.cmake
@@ -147,8 +147,10 @@ function(__build_get_idf_git_revision)
     if(EXISTS "${idf_path}/version.txt")
         file(STRINGS "${idf_path}/version.txt" idf_ver_t)
         set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS "${idf_path}/version.txt")
-    else()
+    elseif(idf_ver_git)
         set(idf_ver_t ${idf_ver_git})
+    else()
+        set(idf_ver_t "v${IDF_VERSION_MAJOR}.${IDF_VERSION_MINOR}.${IDF_VERSION_PATCH}")
     endif()
     # cut IDF_VER to required 32 characters.
     string(SUBSTRING "${idf_ver_t}" 0 31 idf_ver)