diff --git a/rehlds/engine/pr_cmds.cpp b/rehlds/engine/pr_cmds.cpp
index c56eaec..6b949ad 100644
--- a/rehlds/engine/pr_cmds.cpp
+++ b/rehlds/engine/pr_cmds.cpp
@@ -312,7 +312,11 @@ void EXT_FUNC PF_ambientsound_I(edict_t *entity, float *pos, const char *samp, f
 
 void EXT_FUNC PF_sound_I(edict_t *entity, int channel, const char *sample, float volume, float attenuation, int fFlags, int pitch)
 {
+#ifdef REHLDS_FIXES
+	if (volume < 0.0f || volume > 1.0f)
+#else
 	if (volume < 0.0 || volume > 255.0)
+#endif
 		Sys_Error("%s: volume = %i", __func__, volume);
 	if (attenuation < 0.0 || attenuation > 4.0)
 		Sys_Error("%s: attenuation = %f", __func__, attenuation);