diff --git a/engine/src/flutter/impeller/renderer/BUILD.gn b/engine/src/flutter/impeller/renderer/BUILD.gn
index fb3a6f7ef2f..be4fe29aa40 100644
--- a/engine/src/flutter/impeller/renderer/BUILD.gn
+++ b/engine/src/flutter/impeller/renderer/BUILD.gn
@@ -75,7 +75,7 @@ impeller_component("renderer") {
               "render_pass_descriptor.h",
               "render_pass_descriptor.cc",
               "renderer.h",
-              "renderer.mm",
+              "renderer.cc",
               "sampler.h",
               "sampler.cc",
               "sampler_descriptor.h",
diff --git a/engine/src/flutter/impeller/renderer/renderer.mm b/engine/src/flutter/impeller/renderer/renderer.cc
similarity index 89%
rename from engine/src/flutter/impeller/renderer/renderer.mm
rename to engine/src/flutter/impeller/renderer/renderer.cc
index 461deb0c4cd..59c9be341e6 100644
--- a/engine/src/flutter/impeller/renderer/renderer.mm
+++ b/engine/src/flutter/impeller/renderer/renderer.cc
@@ -13,7 +13,8 @@ namespace impeller {
 constexpr size_t kMaxFramesInFlight = 3u;
 
 Renderer::Renderer(std::shared_ptr<Context> context)
-    : frames_in_flight_sema_(::dispatch_semaphore_create(kMaxFramesInFlight)),
+    : frames_in_flight_sema_(
+          std::make_shared<fml::Semaphore>(kMaxFramesInFlight)),
       context_(std::move(context)) {
   if (!context_->IsValid()) {
     return;
@@ -58,11 +59,13 @@ bool Renderer::Render(const Surface& surface,
     return false;
   }
 
-  ::dispatch_semaphore_wait(frames_in_flight_sema_, DISPATCH_TIME_FOREVER);
+  if (!frames_in_flight_sema_->Wait()) {
+    return false;
+  }
 
   command_buffer->Commit(
       [sema = frames_in_flight_sema_](CommandBuffer::CommitResult result) {
-        ::dispatch_semaphore_signal(sema);
+        sema->Signal();
         if (result != CommandBuffer::CommitResult::kCompleted) {
           FML_LOG(ERROR) << "Could not commit command buffer.";
         }
diff --git a/engine/src/flutter/impeller/renderer/renderer.h b/engine/src/flutter/impeller/renderer/renderer.h
index 529ccb3c78d..ebd3930aec6 100644
--- a/engine/src/flutter/impeller/renderer/renderer.h
+++ b/engine/src/flutter/impeller/renderer/renderer.h
@@ -10,6 +10,7 @@
 #include <memory>
 
 #include "flutter/fml/macros.h"
+#include "fml/synchronization/semaphore.h"
 #include "impeller/geometry/size.h"
 #include "impeller/renderer/context.h"
 
@@ -34,7 +35,7 @@ class Renderer {
   std::shared_ptr<Context> GetContext() const;
 
  private:
-  dispatch_semaphore_t frames_in_flight_sema_ = nullptr;
+  std::shared_ptr<fml::Semaphore> frames_in_flight_sema_;
   std::shared_ptr<Context> context_;
   bool is_valid_ = false;