diff --git a/NAMESPACE b/NAMESPACE
index d0f0416..175d9de 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -116,7 +116,4 @@ importFrom(stats,window)
 importFrom(stats,xtabs)
 importFrom(xtable,print.xtable)
 importFrom(xtable,xtable)
-useDynLib(dtwSat,bestmatches)
-useDynLib(dtwSat,computecost)
-useDynLib(dtwSat,g)
-useDynLib(dtwSat,tracepath)
+useDynLib(dtwSat, .registration = TRUE)
diff --git a/R/dtw.R b/R/dtw.R
index a25b679..ced07cd 100644
--- a/R/dtw.R
+++ b/R/dtw.R
@@ -13,7 +13,7 @@
 ###############################################################
 
 
-#' @useDynLib dtwSat computecost
+# @useDynLib dtwSat computecost
 .computecost = function(cm, step.matrix){
   
   cm = rbind(0, cm)
@@ -21,15 +21,14 @@
   m = ncol(cm)
   
   if(is.loaded("computecost", PACKAGE = "dtwSat", type = "Fortran")){
-    out = .Fortran("computecost", 
+    out = .Fortran(computecost, 
                    CM = matrix(as.double(cm), n, m),
                    DM = matrix(as.integer(0), n, m),
                    VM = matrix(as.integer(0), n, m),
                    SM = matrix(as.integer(step.matrix), nrow(step.matrix), ncol(step.matrix)),
                    N  = as.integer(n),
                    M  = as.integer(m),
-                   NS = as.integer(nrow(step.matrix)),
-                   PACKAGE="dtwSat")
+                   NS = as.integer(nrow(step.matrix)))
   } else {
     stop("Fortran computecost lib is not loaded")
   }
@@ -45,7 +44,7 @@
 }
 
 
-#' @useDynLib dtwSat tracepath
+# @useDynLib dtwSat tracepath
 .tracepath = function(dm, step.matrix, jmin){
 
     n = nrow(dm)
@@ -55,7 +54,7 @@
     
     if(is.loaded("tracepath", PACKAGE = "dtwSat", type = "Fortran")){
       aloc = length(jmin)*10*n
-      paths = .Fortran("tracepath", 
+      paths = .Fortran(tracepath, 
                        DM   = matrix(as.integer(dm), n, m),
                        SM   = matrix(as.integer(step.matrix), nrow(step.matrix), ncol(step.matrix)),
                        JMIN = as.vector(as.integer(jmin)),
@@ -66,8 +65,7 @@
                        M    = as.integer(m),
                        NS   = as.integer(nrow(step.matrix)),
                        NJ   = as.integer(length(jmin)),
-                       AL   = as.integer(aloc),
-                       PACKAGE="dtwSat")
+                       AL   = as.integer(aloc))
       
       res = lapply(seq_along(paths$POS)[-1], function(p){
         I = paths$POS[p]:((paths$POS[p-1])+1)
@@ -80,7 +78,7 @@
     res
 }
 
-#' @useDynLib dtwSat bestmatches
+# @useDynLib dtwSat bestmatches
 .bestmatches = function(x, m, n, levels, breaks, overlap, fill=9999){
   if(is.loaded("bestmatches", PACKAGE = "dtwSat", type = "Fortran")){
     if(length(x[[1]]$distance)<1){
@@ -97,7 +95,7 @@
                 L  = as.integer(length(levels)),
                 OV = as.double(overlap))
     } else {
-        res = try(.Fortran("bestmatches", 
+        res = try(.Fortran(bestmatches, 
                        XM = matrix(as.integer(c(as.numeric(x[[1]]$from), as.numeric(x[[1]]$to))), ncol = 2),
                        AM = matrix(as.double(fill), nrow = n, ncol = m), 
                        DM = as.double(x[[1]]$distance),
@@ -108,8 +106,7 @@
                        K  = as.integer(length(x)),
                        P  = as.integer(length(breaks)),
                        L  = as.integer(length(levels)),
-                       OV = as.double(overlap),
-                       PACKAGE="dtwSat")) 
+                       OV = as.double(overlap))) 
    }
   } else {
     stop("Fortran bestmatches lib is not loaded")
diff --git a/R/twdtw.R b/R/twdtw.R
index 154a0cb..00a7300 100644
--- a/R/twdtw.R
+++ b/R/twdtw.R
@@ -144,7 +144,7 @@ initAlignments = function(...){
   res
 }
 
-#' @useDynLib dtwSat g
+# @useDynLib dtwSat g
 .g = function(phi, step.matrix){
 
   if(!is.loaded("g", PACKAGE = "dtwSat", type = "Fortran"))
@@ -152,12 +152,11 @@ initAlignments = function(...){
 
   n = nrow(phi)
   m = ncol(phi)
-  res = .Fortran("g", 
+  res = .Fortran(g, 
       TM = matrix(as.double(phi), n, m),
       N  = as.integer(n),
       M  = as.integer(m),
-      PC = as.double(366),
-      PACKAGE="dtwSat")
+      PC = as.double(366))
   res$TM
 }
 
diff --git a/R/zzz.R b/R/zzz.R
index 26e7ed9..7c1b731 100644
--- a/R/zzz.R
+++ b/R/zzz.R
@@ -35,7 +35,7 @@
 #' @importFrom lubridate month month<- day day<- year year<-
 #' @importFrom caret createDataPartition 
 #' @importFrom xtable xtable print.xtable
-# @useDynLib dtwSat, .registration = TRUE
+#' @useDynLib dtwSat, .registration = TRUE
 #' 
 NULL
 
diff --git a/cran-comments.md b/cran-comments.md
index 442724b..d225014 100644
--- a/cran-comments.md
+++ b/cran-comments.md
@@ -7,14 +7,6 @@
 
 # v0.2.2
 
-* Fixed from previous version 
-
-checking compiled code ... NOTE
-  File 'dtwSat/libs/i386/dtwSat.dll':
-    Found no call to: 'R_registerRoutines'
-  File 'dtwSat/libs/x64/dtwSat.dll':
-    Found no call to: 'R_registerRoutines'
-
 # v0.2.1
 
 * Fix Solaris installation errors.