diff --git a/Quake/gl_model.h b/Quake/gl_model.h
index c581385c..f31e38f6 100644
--- a/Quake/gl_model.h
+++ b/Quake/gl_model.h
@@ -150,7 +150,8 @@ typedef struct msurface_s
 
 // lighting info
 	int			dlightframe;
-	int			dlightbits;
+	unsigned int		dlightbits[(MAX_DLIGHTS + 31) >> 5];
+		// int is 32 bits, need an array for MAX_DLIGHTS > 32
 
 	int			lightmaptexturenum;
 	byte		styles[MAXLIGHTMAPS];
diff --git a/Quake/gl_rlight.c b/Quake/gl_rlight.c
index 26617f96..b739fbf7 100644
--- a/Quake/gl_rlight.c
+++ b/Quake/gl_rlight.c
@@ -165,7 +165,7 @@ DYNAMIC LIGHTS
 R_MarkLights -- johnfitz -- rewritten to use LordHavoc's lighting speedup
 =============
 */
-void R_MarkLights (dlight_t *light, int bit, mnode_t *node)
+void R_MarkLights (dlight_t *light, int num, mnode_t *node)
 {
 	mplane_t	*splitplane;
 	msurface_t	*surf;
@@ -214,18 +214,18 @@ start:
 		{
 			if (surf->dlightframe != r_dlightframecount) // not dynamic until now
 			{
-				surf->dlightbits = bit;
+				surf->dlightbits[num >> 5] = 1U << (num & 31);
 				surf->dlightframe = r_dlightframecount;
 			}
 			else // already dynamic
-				surf->dlightbits |= bit;
+				surf->dlightbits[num >> 5] |= 1U << (num & 31);
 		}
 	}
 
 	if (node->children[0]->contents >= 0)
-		R_MarkLights (light, bit, node->children[0]);
+		R_MarkLights (light, num, node->children[0]);
 	if (node->children[1]->contents >= 0)
-		R_MarkLights (light, bit, node->children[1]);
+		R_MarkLights (light, num, node->children[1]);
 }
 
 /*
@@ -249,7 +249,7 @@ void R_PushDlights (void)
 	{
 		if (l->die < cl.time || !l->radius)
 			continue;
-		R_MarkLights ( l, 1<<i, cl.worldmodel->nodes );
+		R_MarkLights (l, i, cl.worldmodel->nodes);
 	}
 }
 
diff --git a/Quake/glquake.h b/Quake/glquake.h
index 85c543a0..77a95230 100644
--- a/Quake/glquake.h
+++ b/Quake/glquake.h
@@ -259,7 +259,7 @@ qboolean R_CullBox (vec3_t emins, vec3_t emaxs);
 void R_StoreEfrags (efrag_t **ppefrag);
 qboolean R_CullModelForEntity (entity_t *e);
 void R_RotateForEntity (vec3_t origin, vec3_t angles);
-void R_MarkLights (dlight_t *light, int bit, mnode_t *node);
+void R_MarkLights (dlight_t *light, int num, mnode_t *node);
 
 void R_InitParticles (void);
 void R_DrawParticles (void);
diff --git a/Quake/r_brush.c b/Quake/r_brush.c
index e7b31124..a7e38a63 100644
--- a/Quake/r_brush.c
+++ b/Quake/r_brush.c
@@ -538,7 +538,7 @@ void R_DrawBrushModel (entity_t *e)
 				(!cl_dlights[k].radius))
 				continue;
 
-			R_MarkLights (&cl_dlights[k], 1<<k,
+			R_MarkLights (&cl_dlights[k], k,
 				clmodel->nodes + clmodel->hulls[0].firstclipnode);
 		}
 	}
@@ -970,7 +970,7 @@ void R_AddDynamicLights (msurface_t *surf)
 
 	for (lnum=0 ; lnum<MAX_DLIGHTS ; lnum++)
 	{
-		if ( !(surf->dlightbits & (1<<lnum) ) )
+		if (! (surf->dlightbits[lnum >> 5] & (1U << (lnum & 31))))
 			continue;		// not lit by this light
 
 		rad = cl_dlights[lnum].radius;
diff --git a/README.html b/README.html
index eb5b5883..693b51f4 100644
--- a/README.html
+++ b/README.html
@@ -175,6 +175,7 @@ these patched libSDL binaries may help.
 <UL>
 <LI> Made Quake shareware 1.00 and 1.01 versions to be recognized properly.</LI>
 <LI> Made the keypad keys to send separate key events in game mode.</LI>
+<LI> Fixed increased (more than 32) dynamic lights.</LI>
 <LI> Music playback: Made sure that the file's channels count is supported.</LI>
 <LI> Support for Solaris.</LI>
 <LI> Increased string buffer size from 256 to 384 for PF_VarString to work around broken mods such as UQC.</LI>
@@ -368,3 +369,4 @@ these patched libSDL binaries may help.
 
 </BODY>
 </HTML>
+
diff --git a/README.sgml b/README.sgml
index 5a450aa2..eca047ae 100644
--- a/README.sgml
+++ b/README.sgml
@@ -101,6 +101,7 @@ these patched libSDL binaries may help.
 <itemize>
 <item> Made Quake shareware 1.00 and 1.01 versions to be recognized properly.
 <item> Made the keypad keys to send separate key events in game mode.
+<item> Fixed increased (more than 32) dynamic lights.
 <item> Music playback: Made sure that the file's channels count is supported.
 <item> Support for Solaris.
 <item> Increased string buffer size from 256 to 384 for PF_VarString to work around broken mods such as UQC.
diff --git a/README.txt b/README.txt
index 5762eeb4..4f11b7ec 100644
--- a/README.txt
+++ b/README.txt
@@ -163,6 +163,8 @@
 
   o  Made the keypad keys to send separate key events in game mode.
 
+  o  Fixed increased (more than 32) dynamic lights.
+
   o  Music playback: Made sure that the file's channels count is
      supported.