diff --git a/data/GServer.interface b/data/GServer.interface
index a492ca1..093d81f 100644
--- a/data/GServer.interface
+++ b/data/GServer.interface
@@ -26,6 +26,10 @@ arg1=INT32
 arg2=INT32
 arg3=INT32
 
+[call::glColorMaterial]
+arg1=UINT32
+arg2=UINT32
+
 [call::glDepthFunc]
 arg1=UINT32
 
diff --git a/include/GServer/video.h b/include/GServer/video.h
index 73e8a4b..326e202 100644
--- a/include/GServer/video.h
+++ b/include/GServer/video.h
@@ -77,7 +77,8 @@ typedef enum _GServerVideoProto1u
 
 typedef enum _GServerVideoProto2u
 {
-	GSERVER_VIDEO_PROTO2u_glHint = 0
+	GSERVER_VIDEO_PROTO2u_glColorMaterial = 0,
+	GSERVER_VIDEO_PROTO2u_glHint
 } GServerVideoProto2u;
 # define GSERVER_VIDEO_PROTO2u_LAST GSERVER_VIDEO_PROTO2u_glHint
 # define GSERVER_VIDEO_PROTO2u_COUNT (GSERVER_VIDEO_PROTO1u_LAST + 1)
diff --git a/src/gserver.c b/src/gserver.c
index 194115e..39ef661 100644
--- a/src/gserver.c
+++ b/src/gserver.c
@@ -391,6 +391,7 @@ GSERVER_PROTO1u(void, glEnableClientState, uint32_t)
 GSERVER_PROTO1u(bool, glIsEnabled, uint32_t)
 
 /* proto2u */
+GSERVER_PROTO2u(void, glColorMaterial, uint32_t, uint32_t)
 GSERVER_PROTO2u(void, glHint, uint32_t, uint32_t)
 
 /* proto3f */