diff --git a/core/rbe.mk b/core/rbe.mk
index 5101c7c89..91606d400 100644
--- a/core/rbe.mk
+++ b/core/rbe.mk
@@ -34,12 +34,6 @@ ifneq ($(filter-out false,$(USE_RBE)),)
     cxx_compare := false
   endif
 
-  ifdef RBE_CXX_COMPARE
-    cxx_compare := $(RBE_CXX_COMPARE)
-  else
-    cxx_compare := "false"
-  endif
-
   ifdef RBE_JAVAC_EXEC_STRATEGY
     javac_exec_strategy := $(RBE_JAVAC_EXEC_STRATEGY)
   else
@@ -63,7 +57,7 @@ ifneq ($(filter-out false,$(USE_RBE)),)
   java_r8_d8_platform := $(platform),Pool=java16
 
   RBE_WRAPPER := $(rbe_dir)/rewrapper
-  RBE_CXX := --labels=type=compile,lang=cpp,compiler=clang --env_var_whitelist=PWD --exec_strategy=$(cxx_rbe_exec_strategy) --platform=$(cxx_platform) --compare=$(cxx_compare)
+  RBE_CXX := --labels=type=compile,lang=cpp,compiler=clang --env_var_allowlist=PWD --exec_strategy=$(cxx_rbe_exec_strategy) --platform=$(cxx_platform) --compare=$(cxx_compare)
 
   # Append rewrapper to existing *_WRAPPER variables so it's possible to
   # use both ccache and rewrapper.