diff --git a/src/board/system76/oryp7/board.mk b/src/board/system76/oryp7/board.mk
index 0b14bd70a..abb4d57a4 100644
--- a/src/board/system76/oryp7/board.mk
+++ b/src/board/system76/oryp7/board.mk
@@ -34,6 +34,9 @@ CFLAGS+=\
 	-DPOWER_LIMIT_AC=180 \
 	-DPOWER_LIMIT_DC=28
 
+# sync GPU fan speed to CPU fan speed (great for galp5 w/o dGPU)
+CFLAGS+=-DSYNC_FANS=1
+
 # Custom fan curve
 CFLAGS+=-DBOARD_HEATUP=5
 CFLAGS+=-DBOARD_COOLDOWN=20