Fixed typo
diff --git a/library/error.c b/library/error.c
index a4a1fff..792b902 100644
--- a/library/error.c
+++ b/library/error.c
@@ -165,7 +165,7 @@
         if( use_ret == -(POLARSSL_ERR_DHM_READ_PUBLIC_FAILED) )
             snprintf( buf, buflen, "DHM - Reading of the public values failed" );
         if( use_ret == -(POLARSSL_ERR_DHM_MAKE_PUBLIC_FAILED) )
-            snprintf( buf, buflen, "DHM - Makeing of the public value failed" );
+            snprintf( buf, buflen, "DHM - Making of the public value failed" );
         if( use_ret == -(POLARSSL_ERR_DHM_CALC_SECRET_FAILED) )
             snprintf( buf, buflen, "DHM - Calculation of the DHM secret failed" );
 #endif /* POLARSSL_DHM_C */