diff --git a/include/polarssl/x509_csr.h b/include/polarssl/x509_csr.h
index a4bad3f..4328598 100644
--- a/include/polarssl/x509_csr.h
+++ b/include/polarssl/x509_csr.h
@@ -67,7 +67,7 @@
     x509_buf sig;
     md_type_t sig_md;       /**< Internal representation of the MD algorithm of the signature algorithm, e.g. POLARSSL_MD_SHA256 */
     pk_type_t sig_pk;       /**< Internal representation of the Public Key algorithm of the signature algorithm, e.g. POLARSSL_PK_RSA */
-    void *sig_opts;             /**< Signature options to be passed to pk_verify_ext(), eg for RSASSA-PSS */
+    void *sig_opts;         /**< Signature options to be passed to pk_verify_ext(), e.g. for RSASSA-PSS */
 }
 x509_csr;