diff --git a/Makefile b/Makefile
index 68b71f22..8360415b 100644
--- a/Makefile
+++ b/Makefile
@@ -211,7 +211,7 @@ VERSION_ASFLAGS := --defsym AVOID_UB=1
 COMPARE := 0
 
 ifeq ($(TARGET_WEB),1)
-  VERSION_CFLAGS := $(VERSION_CFLAGS) -DTARGET_WEB
+  VERSION_CFLAGS := $(VERSION_CFLAGS) -DTARGET_WEB -DUSE_GLES
 endif
 
 # Check backends