diff --git a/cmake/abseil-cpp.cmake b/cmake/abseil-cpp.cmake
index 078d495..b6f50bd 100644
--- a/cmake/abseil-cpp.cmake
+++ b/cmake/abseil-cpp.cmake
@@ -37,4 +37,7 @@ elseif(gRPC_ABSL_PROVIDER STREQUAL "package")
   # Use "CONFIG" as there is no built-in cmake module for absl.
   find_package(absl REQUIRED CONFIG)
   set(_gRPC_FIND_ABSL "if(NOT absl_FOUND)\n  find_package(absl CONFIG)\nendif()")
+  if (gRPC_ABSL_SYNC_ENABLE)
+    add_definitions(-DGPR_ABSEIL_SYNC=1)
+  endif()
 endif()
diff --git a/CMakeLists.txt b/CMakeLists.txt
index df1703c..7667662 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1464,6 +1464,8 @@ target_link_libraries(gpr
   absl::str_format
   absl::strings
   absl::optional
+  absl::time
+  absl::synchronization
 )
 if(_gRPC_PLATFORM_ANDROID)
   target_link_libraries(gpr