diff --git a/ChangeLog b/ChangeLog
index f5267c6a6..02ebc2cd6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -23,6 +23,7 @@ Bugfix
      Matthew Page of Scannex Electronics Ltd.
    * Fix failures in MPI on Sparc(64) due to use of bad assembly code.
      Found by Kurt Danielson. #292
+   * Fix typo in name of the extKeyUsage OID. Found by inestlerode, #314
 
 Changes
    * Improved performance of mbedtls_ecp_muladd() when one of the scalars is 1
diff --git a/library/oid.c b/library/oid.c
index 1bd47d792..c71cd9bc1 100644
--- a/library/oid.c
+++ b/library/oid.c
@@ -267,7 +267,7 @@ static const oid_x509_ext_t oid_x509_ext[] =
         MBEDTLS_X509_EXT_KEY_USAGE,
     },
     {
-        { ADD_LEN( MBEDTLS_OID_EXTENDED_KEY_USAGE ),   "id-ce-keyUsage",           "Extended Key Usage" },
+        { ADD_LEN( MBEDTLS_OID_EXTENDED_KEY_USAGE ),   "id-ce-extKeyUsage",        "Extended Key Usage" },
         MBEDTLS_X509_EXT_EXTENDED_KEY_USAGE,
     },
     {