diff --git a/Makefile b/Makefile
index e9b7da0..e2a2ebe 100644
--- a/Makefile
+++ b/Makefile
@@ -108,7 +108,7 @@ Q := @
 vecho := @echo
 endif
 
-ifeq ($(USE_OPENSDK),"yes")
+ifeq ("$(USE_OPENSDK)","yes")
 CFLAGS		+= -DUSE_OPENSDK
 else
 CFLAGS		+= -D_STDINT_H
diff --git a/libesphttpd b/libesphttpd
index 674e953..c8f1280 160000
--- a/libesphttpd
+++ b/libesphttpd
@@ -1 +1 @@
-Subproject commit 674e95318a0f3d1fdceaa023a0ecf48d80bfd5f4
+Subproject commit c8f1280d6a2c79eb548010ed2760322ac22436ff