diff --git a/sys/include/net/nanocoap.h b/sys/include/net/nanocoap.h
index 4ae8107736..50d1c51075 100644
--- a/sys/include/net/nanocoap.h
+++ b/sys/include/net/nanocoap.h
@@ -85,24 +85,14 @@
 #include <string.h>
 #include <unistd.h>
 
-#ifdef RIOT_VERSION
 #include "bitarithm.h"
 #include "bitfield.h"
 #include "byteorder.h"
 #include "iolist.h"
 #include "macros/utils.h"
-#include "net/coap.h"
 #include "modules.h"
-#else
-#include "coap.h"
-#include <arpa/inet.h>
-#endif
-
-#if defined(MODULE_SOCK_UDP) || defined(DOXYGEN)
+#include "net/coap.h"
 #include "net/sock/udp.h"
-#else
-typedef void sock_udp_ep_t;
-#endif
 
 #if defined(MODULE_NANOCOAP_RESOURCES)
 #include "xfa.h"
diff --git a/sys/include/suit/transport/worker.h b/sys/include/suit/transport/worker.h
index f1013bbd2a..b19b3d35d0 100644
--- a/sys/include/suit/transport/worker.h
+++ b/sys/include/suit/transport/worker.h
@@ -25,7 +25,9 @@
 #ifndef SUIT_TRANSPORT_WORKER_H
 #define SUIT_TRANSPORT_WORKER_H
 
-#include "net/nanocoap.h"
+#if MODULE_NANOCOAP
+#  include "net/nanocoap.h"
+#endif
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/tests/unittests/Makefile b/tests/unittests/Makefile
index cc9bdd0217..86f91d7639 100644
--- a/tests/unittests/Makefile
+++ b/tests/unittests/Makefile
@@ -61,3 +61,9 @@ ifeq (, $(UNIT_TESTS))
 else
   CFLAGS += -DTEST_SUITES='$(subst $() $(),$(comma),$(UNIT_TESTS:tests-%=%))'
 endif
+
+# Hack: If GNRC is not used, still provide access to sock_types.h to allow
+# building nanocoap
+ifeq (,$(filter gnrc_sock,$(USEMODULE)))
+  CFLAGS +=-I$(RIOTBASE)/sys/net/gnrc/sock/include
+endif