diff --git a/Makefile b/Makefile
index c1f60511f..c18b99b2f 100644
--- a/Makefile
+++ b/Makefile
@@ -103,7 +103,7 @@ lcov:
 
 apidoc:
 	mkdir -p apidoc
-	cd doxygen; doxygen mbedtls.doxyfile
+	cd doxygen && doxygen mbedtls.doxyfile
 
 apidoc_clean:
 	rm -rf apidoc