diff --git a/code/rend2/tr_shade.c b/code/rend2/tr_shade.c
index 6698b41b..5115398e 100644
--- a/code/rend2/tr_shade.c
+++ b/code/rend2/tr_shade.c
@@ -1291,6 +1291,11 @@ static void RB_IterateStagesGeneric( shaderCommands_t *input )
 					index |= LIGHTDEF_ENTITY;
 				}
 
+				if (pStage->stateBits & GLS_ATEST_BITS)
+				{
+					index |= LIGHTDEF_USE_TCGEN_AND_TCMOD;
+				}
+
 				sp = &pStage->glslShaderGroup[index];
 			}
 			else
@@ -1307,6 +1312,11 @@ static void RB_IterateStagesGeneric( shaderCommands_t *input )
 					shaderAttribs |= GENERICDEF_USE_VERTEX_ANIMATION;
 				}
 
+				if (pStage->stateBits & GLS_ATEST_BITS)
+				{
+					shaderAttribs |= GENERICDEF_USE_TCGEN_AND_TCMOD;
+				}
+
 				sp = &tr.genericShader[shaderAttribs];
 			}
 		}