diff --git a/src/actor.h b/src/actor.h
index aa842b97c1..652d40aa17 100644
--- a/src/actor.h
+++ b/src/actor.h
@@ -424,7 +424,7 @@ enum ActorRenderFlag
 	RF_MASKROTATION		= 0x00200000, // [MC] Only draw the actor when viewed from a certain angle range.
 	RF_ABSMASKANGLE		= 0x00400000, // [MC] The mask rotation does not offset by the actor's angle.
 	RF_ABSMASKPITCH		= 0x00800000, // [MC] The mask rotation does not offset by the actor's pitch.
-	RF_INTERPOLATE		= 0x01000000, // [MC] Allow interpolation of the actor's angle, pitch and roll.
+	RF_INTERPOLATEANGLES		= 0x01000000, // [MC] Allow interpolation of the actor's angle, pitch and roll.
 
 	RF_FORCEYBILLBOARD		= 0x10000,	// [BB] OpenGL only: draw with y axis billboard, i.e. anchored to the floor (overrides gl_billboard_mode setting)
 	RF_FORCEXYBILLBOARD		= 0x20000,	// [BB] OpenGL only: draw with xy axis billboard, i.e. unanchored (overrides gl_billboard_mode setting)
diff --git a/src/gl/models/gl_models.cpp b/src/gl/models/gl_models.cpp
index 2a481e018c..47283b51aa 100644
--- a/src/gl/models/gl_models.cpp
+++ b/src/gl/models/gl_models.cpp
@@ -1012,7 +1012,7 @@ void gl_RenderModel(GLSprite * spr)
 	// Model space => World space
 	gl_RenderState.mModelMatrix.translate(spr->x, spr->z, spr->y );	
 
-	if (spr->actor->renderflags & RF_INTERPOLATE)
+	if (spr->actor->renderflags & RF_INTERPOLATEANGLES)
 	{
 		// [Nash] use interpolated angles
 		DRotator Angles = spr->actor->InterpolatedAngles(r_TicFracF);
diff --git a/src/gl/scene/gl_sprite.cpp b/src/gl/scene/gl_sprite.cpp
index 4327043ec6..2b97568732 100644
--- a/src/gl/scene/gl_sprite.cpp
+++ b/src/gl/scene/gl_sprite.cpp
@@ -738,7 +738,7 @@ void GLSprite::Process(AActor* thing, sector_t * sector, int thruportal)
 		if (clipres == GLPortal::PClip_InFront) return;
 	}
 	// disabled because almost none of the actual game code is even remotely prepared for this. If desired, use the INTERPOLATE flag.
-	if (thing->renderflags & RF_INTERPOLATE)
+	if (thing->renderflags & RF_INTERPOLATEANGLES)
 		Angles = thing->InterpolatedAngles(r_TicFracF);
 	else
 		Angles = thing->Angles;