diff --git a/BoardConfig.mk b/BoardConfig.mk
index 9a2e12b..9960e82 100644
--- a/BoardConfig.mk
+++ b/BoardConfig.mk
@@ -141,8 +141,6 @@ MAX_EGL_CACHE_SIZE := 2048*1024
 TARGET_USES_C2D_COMPOSITION := true
 MAX_VIRTUAL_DISPLAY_DIMENSION := 4096
 TARGET_FORCE_HWC_FOR_VIRTUAL_DISPLAYS := true
-VSYNC_EVENT_PHASE_OFFSET_NS := 2000000
-SF_VSYNC_EVENT_PHASE_OFFSET_NS := 6000000
 
 # exfat
 TARGET_EXFAT_DRIVER := exfat