3 files changed, 4 insertions, 4 deletions
diff --git a/alc/alcmain.h b/alc/alcmain.h
index 92c69b74..2ba19c47 100644
--- a/alc/alcmain.h
+++ b/alc/alcmain.h
@@ -53,14 +53,14 @@ using uint = unsigned int;
 #define DEFAULT_NUM_UPDATES  3
 
 
-enum class DeviceType {
+enum class DeviceType : unsigned char {
     Playback,
     Capture,
     Loopback
 };
 
 
-enum class RenderMode {
+enum class RenderMode : unsigned char {
     Normal,
     Pairwise,
     Hrtf
diff --git a/alc/alcontext.h b/alc/alcontext.h
index ac5c53f7..4e2bcdd7 100644
--- a/alc/alcontext.h
+++ b/alc/alcontext.h
@@ -33,7 +33,7 @@ struct RingBuffer;
 struct VoiceChange;
 
 
-enum class DistanceModel {
+enum class DistanceModel : unsigned char {
     Disable,
     Inverse, InverseClamped,
     Linear, LinearClamped,
diff --git a/alc/voice.h b/alc/voice.h
index 1a49bd81..07260c3e 100644
--- a/alc/voice.h
+++ b/alc/voice.h
@@ -19,7 +19,7 @@
 
 struct ALCcontext;
 struct EffectSlot;
-enum class DistanceModel;
+enum class DistanceModel : unsigned char;
 
 using uint = unsigned int;