diff --git a/core/android_soong_config_vars.mk b/core/android_soong_config_vars.mk
index 8c702b3..fe97047 100644
--- a/core/android_soong_config_vars.mk
+++ b/core/android_soong_config_vars.mk
@@ -54,6 +54,7 @@
 else ifneq (,$(SANITIZE_TARGET)$(SANITIZE_HOST))
   # Prebuilts aren't built with sanitizers either.
   SOONG_CONFIG_art_module_source_build := true
+  MODULE_BUILD_FROM_SOURCE := true
 else ifeq (,$(filter x86 x86_64,$(HOST_CROSS_ARCH)))
   # We currently only provide prebuilts for x86 on host. This skips prebuilts in
   # cuttlefish builds for ARM servers.