diff --git a/programs/test/ssl_test.c b/programs/test/ssl_test.c
index f011a2c..c090a85 100644
--- a/programs/test/ssl_test.c
+++ b/programs/test/ssl_test.c
@@ -427,7 +427,7 @@
 
 int main( int argc, char *argv[] )
 {
-    int i, j, n;
+    int i;
     const int *list;
     int ret = 1;
     int nb_conn;
@@ -465,14 +465,6 @@
 
     for( i = 1; i < argc; i++ )
     {
-        n = strlen( argv[i] );
-
-        for( j = 0; j < n; j++ )
-        {
-            if( argv[i][j] >= 'A' && argv[i][j] <= 'Z' )
-                argv[i][j] |= 0x20;
-        }
-
         p = argv[i];
         if( ( q = strchr( p, '=' ) ) == NULL )
             continue;
diff --git a/programs/x509/cert_req.c b/programs/x509/cert_req.c
index ec64e2c..00a36d4 100644
--- a/programs/x509/cert_req.c
+++ b/programs/x509/cert_req.c
@@ -128,7 +128,7 @@
     int ret = 0;
     rsa_context rsa;
     char buf[1024];
-    int i, j, n;
+    int i;
     char *p, *q;
     char *s, *c, *end;
     int in_tag;
@@ -162,13 +162,6 @@
             goto usage;
         *q++ = '\0';
 
-        n = strlen( p );
-        for( j = 0; j < n; j++ )
-        {
-            if( argv[i][j] >= 'A' && argv[i][j] <= 'Z' )
-                argv[i][j] |= 0x20;
-        }
-
         if( strcmp( p, "filename" ) == 0 )
             opt.filename = q;
         else if( strcmp( p, "output_file" ) == 0 )
diff --git a/programs/x509/crl_app.c b/programs/x509/crl_app.c
index fb191a1..8dfcfa2 100644
--- a/programs/x509/crl_app.c
+++ b/programs/x509/crl_app.c
@@ -80,7 +80,7 @@
     int ret = 0;
     unsigned char buf[100000];
     x509_crl crl;
-    int i, j, n;
+    int i;
     char *p, *q;
 
     /*
@@ -100,14 +100,6 @@
 
     for( i = 1; i < argc; i++ )
     {
-        n = strlen( argv[i] );
-
-        for( j = 0; j < n; j++ )
-        {
-            if( argv[i][j] >= 'A' && argv[i][j] <= 'Z' )
-                argv[i][j] |= 0x20;
-        }
-
         p = argv[i];
         if( ( q = strchr( p, '=' ) ) == NULL )
             goto usage;