diff --git a/webrtc/modules/audio_processing/audio_processing_impl.cc b/webrtc/modules/audio_processing/audio_processing_impl.cc
index e8210c935c..aed63412df 100644
--- a/webrtc/modules/audio_processing/audio_processing_impl.cc
+++ b/webrtc/modules/audio_processing/audio_processing_impl.cc
@@ -791,7 +791,7 @@ int AudioProcessingImpl::delay_offset_ms() const {
 int AudioProcessingImpl::StartDebugRecording(
     const char filename[AudioProcessing::kMaxFilenameSize]) {
   CriticalSectionScoped crit_scoped(crit_);
-  assert(kMaxFilenameSize == FileWrapper::kMaxFileNameSize);
+  static_assert(kMaxFilenameSize == FileWrapper::kMaxFileNameSize, "");
 
   if (filename == NULL) {
     return kNullPointerError;
diff --git a/webrtc/voice_engine/voe_base_impl.cc b/webrtc/voice_engine/voe_base_impl.cc
index e245fca110..7bfaddc744 100644
--- a/webrtc/voice_engine/voe_base_impl.cc
+++ b/webrtc/voice_engine/voe_base_impl.cc
@@ -572,7 +572,7 @@ int VoEBaseImpl::StopSend(int channel) {
 }
 
 int VoEBaseImpl::GetVersion(char version[1024]) {
-  assert(kVoiceEngineVersionMaxMessageSize == 1024);
+  static_assert(kVoiceEngineVersionMaxMessageSize == 1024, "");
 
   if (version == nullptr) {
     shared_->SetLastError(VE_INVALID_ARGUMENT, kTraceError);
diff --git a/webrtc/voice_engine/voe_file_impl.cc b/webrtc/voice_engine/voe_file_impl.cc
index ccf4ec077f..78613b03f5 100644
--- a/webrtc/voice_engine/voe_file_impl.cc
+++ b/webrtc/voice_engine/voe_file_impl.cc
@@ -60,7 +60,7 @@ int VoEFileImpl::StartPlayingFileLocally(int channel,
                " stopPointMs=%d)",
                channel, fileNameUTF8, loop, format, volumeScaling, startPointMs,
                stopPointMs);
-  assert(1024 == FileWrapper::kMaxFileNameSize);
+  static_assert(1024 == FileWrapper::kMaxFileNameSize, "");
   if (!_shared->statistics().Initialized()) {
     _shared->SetLastError(VE_NOT_INITED, kTraceError);
     return -1;
@@ -152,7 +152,7 @@ int VoEFileImpl::StartPlayingFileAsMicrophone(int channel,
                "volumeScaling=%5.3f)",
                channel, fileNameUTF8, loop, mixWithMicrophone, format,
                volumeScaling);
-  assert(1024 == FileWrapper::kMaxFileNameSize);
+  static_assert(1024 == FileWrapper::kMaxFileNameSize, "");
   if (!_shared->statistics().Initialized()) {
     _shared->SetLastError(VE_NOT_INITED, kTraceError);
     return -1;
@@ -310,7 +310,7 @@ int VoEFileImpl::StartRecordingPlayout(int channel,
                "StartRecordingPlayout(channel=%d, fileNameUTF8=%s, "
                "compression, maxSizeBytes=%d)",
                channel, fileNameUTF8, maxSizeBytes);
-  assert(1024 == FileWrapper::kMaxFileNameSize);
+  static_assert(1024 == FileWrapper::kMaxFileNameSize, "");
 
   if (!_shared->statistics().Initialized()) {
     _shared->SetLastError(VE_NOT_INITED, kTraceError);
@@ -384,7 +384,7 @@ int VoEFileImpl::StartRecordingMicrophone(const char* fileNameUTF8,
                "StartRecordingMicrophone(fileNameUTF8=%s, compression, "
                "maxSizeBytes=%d)",
                fileNameUTF8, maxSizeBytes);
-  assert(1024 == FileWrapper::kMaxFileNameSize);
+  static_assert(1024 == FileWrapper::kMaxFileNameSize, "");
 
   if (!_shared->statistics().Initialized()) {
     _shared->SetLastError(VE_NOT_INITED, kTraceError);
diff --git a/webrtc/voice_engine/voe_hardware_impl.cc b/webrtc/voice_engine/voe_hardware_impl.cc
index 8e9485cb2a..bac08724c5 100644
--- a/webrtc/voice_engine/voe_hardware_impl.cc
+++ b/webrtc/voice_engine/voe_hardware_impl.cc
@@ -185,8 +185,8 @@ int VoEHardwareImpl::GetRecordingDeviceName(int index,
   const uint16_t strLen = 128;
 
   // Check if length has been changed in module
-  assert(strLen == kAdmMaxDeviceNameSize);
-  assert(strLen == kAdmMaxGuidSize);
+  static_assert(strLen == kAdmMaxDeviceNameSize, "");
+  static_assert(strLen == kAdmMaxGuidSize, "");
 
   char name[strLen];
   char guid[strLen];
@@ -235,8 +235,8 @@ int VoEHardwareImpl::GetPlayoutDeviceName(int index,
   const uint16_t strLen = 128;
 
   // Check if length has been changed in module
-  assert(strLen == kAdmMaxDeviceNameSize);
-  assert(strLen == kAdmMaxGuidSize);
+  static_assert(strLen == kAdmMaxDeviceNameSize, "");
+  static_assert(strLen == kAdmMaxGuidSize, "");
 
   char name[strLen];
   char guid[strLen];
diff --git a/webrtc/voice_engine/voe_rtp_rtcp_impl.cc b/webrtc/voice_engine/voe_rtp_rtcp_impl.cc
index 71f3c849f2..fa15bc895b 100644
--- a/webrtc/voice_engine/voe_rtp_rtcp_impl.cc
+++ b/webrtc/voice_engine/voe_rtp_rtcp_impl.cc
@@ -450,7 +450,7 @@ int VoERTP_RTCPImpl::StartRTPDump(int channel,
   WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1),
                "StartRTPDump(channel=%d, fileNameUTF8=%s, direction=%d)",
                channel, fileNameUTF8, direction);
-  assert(1024 == FileWrapper::kMaxFileNameSize);
+  static_assert(1024 == FileWrapper::kMaxFileNameSize, "");
   if (!_shared->statistics().Initialized()) {
     _shared->SetLastError(VE_NOT_INITED, kTraceError);
     return -1;