diff --git a/internal/platform/implementation/ios/Source/Platform/log_message.h b/internal/platform/implementation/ios/Source/Platform/log_message.h
index 03e3dc1c..0c14c7d8 100644
--- a/internal/platform/implementation/ios/Source/Platform/log_message.h
+++ b/internal/platform/implementation/ios/Source/Platform/log_message.h
@@ -15,7 +15,11 @@
 #ifndef PLATFORM_IMPL_IOS_LOG_MESSAGE_H_
 #define PLATFORM_IMPL_IOS_LOG_MESSAGE_H_
 
+#ifdef NEARBY_SWIFTPM
+#include <sstream>
+#else
 #include "glog/logging.h"
+#endif
 #include "internal/platform/implementation/log_message.h"
 
 namespace location {
@@ -36,7 +40,11 @@ class LogMessage : public api::LogMessage {
   std::ostream& Stream() override;
 
  private:
+#ifdef NEARBY_SWIFTPM
+  std::stringstream log_streamer_;
+#else
   google::LogMessage log_streamer_;
+#endif
   api::LogMessage::Severity severity_;
 };
 
diff --git a/internal/platform/implementation/ios/Source/Platform/log_message.mm b/internal/platform/implementation/ios/Source/Platform/log_message.mm
index c3772da2..20bf0062 100644
--- a/internal/platform/implementation/ios/Source/Platform/log_message.mm
+++ b/internal/platform/implementation/ios/Source/Platform/log_message.mm
@@ -14,7 +14,9 @@
 
 #include "internal/platform/implementation/ios/Source/Platform/log_message.h"
 
+#ifndef NEARBY_SWIFTPM
 #include "glog/logging.h"
+#endif
 #include "internal/platform/implementation/log_message.h"
 #include "GoogleToolboxForMac/GTMLogger.h"
 
@@ -40,7 +42,11 @@ GTMLoggerLevel ConvertSeverity(api::LogMessage::Severity severity) {
 }
 
 LogMessage::LogMessage(const char* file, int line, Severity severity)
+#ifdef NEARBY_SWIFTPM
+    : log_streamer_() {}
+#else
     : log_streamer_(ConvertSeverity(severity), file, line), severity_(severity) {}
+#endif
 
 void LogMessage::Print(const char* format, ...) {
   va_list ap;
@@ -66,7 +72,11 @@ void LogMessage::Print(const char* format, ...) {
 
 // TODO(b/169292092): GTMLogger doesn't support stream. Temporarily use absl LogStreamer to make
 // build pass.
+#ifdef NEARBY_SWIFTPM
+std::ostream& LogMessage::Stream() { return log_streamer_; }
+#else
 std::ostream& LogMessage::Stream() { return log_streamer_.stream(); }
+#endif
 
 }  // namespace ios
 
diff --git a/internal/platform/logging.h b/internal/platform/logging.h
index 954352ab..46a3e26c 100644
--- a/internal/platform/logging.h
+++ b/internal/platform/logging.h
@@ -19,6 +19,14 @@
 // In Chrome this is base/check.h. See crbug/1212611.
 #ifdef NEARBY_CHROMIUM
 #include "base/check.h"
+// base/logging.h is available externally as "glog". However, this repo contains
+// template files that can't be built by Swift Package Manager. To build with
+// SPM we only need CHECK and DCHECK defined.
+#elif defined(NEARBY_SWIFTPM)
+#include <sstream>
+#define CHECK(condition) static_cast<void>(0), condition ? (void) 0 : abort()
+#define DCHECK(condition) static_cast<void>(0), (void) 0
+#define CHECK_GT(a, b) static_cast<void>(0), a > b ? (void) 0 : abort()
 #else
 #include "glog/logging.h"
 #endif