diff --git a/tests/lwip_sock_ip/Makefile b/tests/lwip_sock_ip/Makefile
index d0dd12a82c..9cee853598 100644
--- a/tests/lwip_sock_ip/Makefile
+++ b/tests/lwip_sock_ip/Makefile
@@ -31,6 +31,5 @@ USEMODULE += sock_ip
 DISABLE_MODULE += auto_init_lwip
 
 CFLAGS += -DSO_REUSE
-CFLAGS += -DLWIP_SO_RCVTIMEO
 
 include $(RIOTBASE)/Makefile.include
diff --git a/tests/lwip_sock_tcp/Makefile b/tests/lwip_sock_tcp/Makefile
index 93544ef344..0d1b34fa4d 100644
--- a/tests/lwip_sock_tcp/Makefile
+++ b/tests/lwip_sock_tcp/Makefile
@@ -25,7 +25,6 @@ USEMODULE += sock_tcp
 DISABLE_MODULE += auto_init_lwip
 
 CFLAGS += -DSO_REUSE
-CFLAGS += -DLWIP_SO_RCVTIMEO
 CFLAGS += -DLWIP_SOCK_TCP_ACCEPT_TIMEOUT=500
 CFLAGS += -DLWIP_NETIF_LOOPBACK=1
 CFLAGS += -DLWIP_HAVE_LOOPIF=1
diff --git a/tests/lwip_sock_udp/Makefile b/tests/lwip_sock_udp/Makefile
index de56d817aa..3b249ae5e9 100644
--- a/tests/lwip_sock_udp/Makefile
+++ b/tests/lwip_sock_udp/Makefile
@@ -31,6 +31,5 @@ USEMODULE += sock_udp
 DISABLE_MODULE += auto_init_lwip
 
 CFLAGS += -DSO_REUSE
-CFLAGS += -DLWIP_SO_RCVTIMEO
 
 include $(RIOTBASE)/Makefile.include