diff --git a/src/core/hle/kernel/k_thread.h b/src/core/hle/kernel/k_thread.h
index e928cfebc9..62762531aa 100644
--- a/src/core/hle/kernel/k_thread.h
+++ b/src/core/hle/kernel/k_thread.h
@@ -539,7 +539,7 @@ public:
     }
 
     void ClearDpc(DpcFlag flag) {
-        this->GetStackParameters().dpc_flags &= ~static_cast<u8>(flag);
+        this->GetStackParameters().dpc_flags &= static_cast<u8>(~static_cast<u8>(flag));
     }
 
     u8 GetDpc() const {
diff --git a/src/core/hle/service/mii/mii_database.cpp b/src/core/hle/service/mii/mii_database.cpp
index 3803e58e28..8dfcc207ab 100644
--- a/src/core/hle/service/mii/mii_database.cpp
+++ b/src/core/hle/service/mii/mii_database.cpp
@@ -112,7 +112,7 @@ void NintendoFigurineDatabase::CleanDatabase() {
 
 void NintendoFigurineDatabase::CorruptCrc() {
     crc = GenerateDatabaseCrc();
-    crc = ~crc;
+    crc = static_cast<u16>(~crc);
 }
 
 Result NintendoFigurineDatabase::CheckIntegrity() {
diff --git a/src/hid_core/resources/npad/npad_vibration.cpp b/src/hid_core/resources/npad/npad_vibration.cpp
index f70876360f..330c21ea9d 100644
--- a/src/hid_core/resources/npad/npad_vibration.cpp
+++ b/src/hid_core/resources/npad/npad_vibration.cpp
@@ -39,7 +39,7 @@ Result NpadVibration::SetSettingsService(
 Result NpadVibration::SetVibrationMasterVolume(f32 master_volume) {
     std::scoped_lock lock{mutex};
 
-    if (master_volume < 0.0f && master_volume > 1.0f) {
+    if (master_volume < 0.0f || master_volume > 1.0f) {
         return ResultVibrationStrengthOutOfRange;
     }