diff --git a/libtransmission/utils.c b/libtransmission/utils.c
index 062d6016c..761006ed4 100644
--- a/libtransmission/utils.c
+++ b/libtransmission/utils.c
@@ -923,10 +923,10 @@ tr_sha1_to_hex( char *          out,
 ****
 ***/
 
-int
+tr_bool
 tr_httpIsValidURL( const char * url )
 {
-    const char *        c;
+    const char * c;
     static const char * rfc2396_valid_chars =
         "abcdefghijklmnopqrstuvwxyz" /* lowalpha */
         "ABCDEFGHIJKLMNOPQRSTUVWXYZ" /* upalpha */
@@ -943,7 +943,7 @@ tr_httpIsValidURL( const char * url )
         if( !strchr( rfc2396_valid_chars, *c ) )
             return FALSE;
 
-    return !tr_httpParseURL( url, -1, NULL, NULL, NULL );
+    return tr_httpParseURL( url, -1, NULL, NULL, NULL ) == 0;
 }
 
 int
diff --git a/libtransmission/utils.h b/libtransmission/utils.h
index d9f4ca04a..7a367573e 100644
--- a/libtransmission/utils.h
+++ b/libtransmission/utils.h
@@ -375,7 +375,7 @@ void tr_sha1_to_hex( char *          out,
                      const uint8_t * sha1 );
 
 
-int  tr_httpIsValidURL( const char * url );
+tr_bool tr_httpIsValidURL( const char * url );
 
 int  tr_httpParseURL( const char * url,
                       int          url_len,