diff --git a/src/common/rendering/gles/gles_renderstate.cpp b/src/common/rendering/gles/gles_renderstate.cpp
index 4eec6c2f0..37492ab88 100644
--- a/src/common/rendering/gles/gles_renderstate.cpp
+++ b/src/common/rendering/gles/gles_renderstate.cpp
@@ -139,6 +139,7 @@ bool FGLRenderState::ApplyShader()
 				flavour.hasSpotLight = true;
 				break;
 			}
+			findSpotsPtr += LIGHT_VEC4_NUM * 4;
 		}
 	}