diff --git a/tools/selective_cfi/zest_cfi_runtime/SConscript b/tools/selective_cfi/zest_cfi_runtime/SConscript
index 0389859a020703dbccf97645e394cdd20e4b8196..04e9a5c3aaca5b2143b6153e57ab2ece802b0823 100644
--- a/tools/selective_cfi/zest_cfi_runtime/SConscript
+++ b/tools/selective_cfi/zest_cfi_runtime/SConscript
@@ -1,3 +1,3 @@
 
 Import('env')
-env.SConscript("SConscript.64")
+env.SConscript("SConscript64")