diff --git a/pkg/tinycrypt/Makefile.dep b/pkg/tinycrypt/Makefile.dep
new file mode 100644
index 0000000000..bdbbad5895
--- /dev/null
+++ b/pkg/tinycrypt/Makefile.dep
@@ -0,0 +1 @@
+FEATURES_REQUIRED += arch_32bit
diff --git a/tests/pkg_tinycrypt/Makefile b/tests/pkg_tinycrypt/Makefile
index 4a13e8fac0..cfc500650c 100644
--- a/tests/pkg_tinycrypt/Makefile
+++ b/tests/pkg_tinycrypt/Makefile
@@ -1,9 +1,5 @@
 include ../Makefile.tests_common
 
-# tinycrypt works for 32-bit architectures only. The nrf52dk is chosen as a
-# placeholder for all Cortex-M4 boards.
-BOARD_WHITELIST += native nrf52dk
-
 USEPKG += tinycrypt
 USEMODULE = fmt