diff --git a/library/md.c b/library/md.c
index 303cdcbeeb..ac8fac5bb5 100644
--- a/library/md.c
+++ b/library/md.c
@@ -50,7 +50,7 @@
 #endif
 
 /*
- * Reminder: update profiles in x509_crt.c when adding a new hash!
+ * Reminder: update profiles in Mbed TLS's x509_crt.c when adding a new hash!
  */
 static const int supported_digests[] = {