diff --git a/core/definitions.mk b/core/definitions.mk
index e7e4b8ba6..804f2c37c 100644
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -2535,12 +2535,7 @@ define desugar-classes-jar
 @echo Desugar: $@
 @mkdir -p $(dir $@)
 $(hide) rm -f $@ $@.tmp
-@rm -rf $(dir $@)/desugar_dumped_classes
-@mkdir $(dir $@)/desugar_dumped_classes
-$(hide) java \
-    --add-opens java.base/java.lang.invoke=ALL-UNNAMED \
-    -Djdk.internal.lambda.dumpProxyClasses=$(dir $@)/desugar_dumped_classes \
-    -jar $(DESUGAR) \
+$(hide) java -jar $(DESUGAR) \
     $(addprefix --bootclasspath_entry ,$(call desugar-bootclasspath,$(PRIVATE_BOOTCLASSPATH))) \
     $(addprefix --classpath_entry ,$(PRIVATE_ALL_JAVA_LIBRARIES)) \
     --min_sdk_version $(call codename-or-sdk-to-sdk,$(PRIVATE_DEFAULT_APP_TARGET_SDK)) \
diff --git a/core/droiddoc.mk b/core/droiddoc.mk
index 93d555169..a70ab0341 100644
--- a/core/droiddoc.mk
+++ b/core/droiddoc.mk
@@ -175,7 +175,6 @@ $(full_target): \
 	$(hide) ( \
 		javadoc \
                 -encoding UTF-8 \
-                -source 1.8 \
                 \@$(PRIVATE_SRC_LIST_FILE) \
                 -J-Xmx1600m \
                 -XDignore.symbol.file \