diff --git a/package/libargon2/libargon2.mk b/package/libargon2/libargon2.mk
index b3f6e1b216..1f3acbe042 100644
--- a/package/libargon2/libargon2.mk
+++ b/package/libargon2/libargon2.mk
@@ -11,6 +11,7 @@ LIBARGON2_LICENSE_FILES = LICENSE
 LIBARGON2_INSTALL_STAGING = YES
 
 LIBARGON2_OPTS = LIBRARY_REL=lib
+LIBARGON2_OPTS += ARGON2_VERSION=$(LIBARGON2_VERSION)
 
 # GCC_TARGET_ARCH is not defined for all architectures, but libargon2
 # only uses it to detect if some x86 optimizations can be used, and