diff --git a/src/Makevars b/src/Makevars
index 7cf9d35..f4851e6 100644
--- a/src/Makevars
+++ b/src/Makevars
@@ -12,6 +12,8 @@ $(STATLIB):
 	# In some environments, ~/.cargo/bin might not be included in PATH, so we need
 	# to set it here to ensure cargo can be invoked. It is appended to PATH and
 	# therefore is only used if cargo is absent from the user's PATH.
+
+	@echo "*** Rust version: $$(rustc --version)"
 	
 	if [ "$(VENDORING)" = "yes" ]; then \
 		$(TAR) --extract --xz -f ./rust/vendor.tar.xz -C ./rust && \