diff --git a/DESCRIPTION b/DESCRIPTION
index 42aafed..4cdcc43 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -2,7 +2,7 @@ Package: kit
 Type: Package
 Title: Data Manipulation Functions Implemented in C
 Version: 0.0.17
-Date: 2024-04-25
+Date: 2024-05-03
 Authors@R: c(person("Morgan", "Jacob", role = c("aut", "cre", "cph"), email = "morgan.emailbox@gmail.com"), 
              person("Sebastian", "Krantz", role = "ctb"))
 Author: Morgan Jacob [aut, cre, cph], Sebastian Krantz [ctb]
diff --git a/MD5 b/MD5
index 0d95247..7665be6 100644
--- a/MD5
+++ b/MD5
@@ -1,7 +1,7 @@
 6071edd604dbeb75308cfbedc7790398 *cleanup
 d2761d00effd7b096a5bea21bc38742e *configure
-84c00d2038959aeab8360c78c40b4d98 *DESCRIPTION
-1c23c84234162f70c2f2ad986476697e *inst/NEWS.Rd
+19158cf849aa973c876999d7c349e5f6 *DESCRIPTION
+579d6713a55c0d47166988596a7defe5 *inst/NEWS.Rd
 a87b0f223435ed35607e8514562b8bfe *LICENSE
 2ddfa8d8739668eedda260e6ddc935d4 *man/charToFact.Rd
 8f19a2c9feb2f352580fd4892650f285 *man/count.Rd
@@ -18,7 +18,7 @@ a7f31cee15b9624dab8f4d13d3c66bad *man/vswitch.Rd
 c797ca387dccc02751cfe85108fb0159 *NAMESPACE
 1eb8bec6ee346933bfbff2acda381402 *R/call.R
 2d6c06dfc570d456af125c160cf150d7 *README.md
-4bd66ada38968d317edfb6f3dd95c947 *src/dup.c
+f8a685dd117b590adaae0c0c6dfb8de2 *src/dup.c
 e89fa490ca241429f9f7adbea3b931de *src/dupLen.c
 5eaee76c99ff42679577592ae9c5a29f *src/fpos.c
 2a47a4eb3de647b3d2e21775c95ede42 *src/iif.c
@@ -27,11 +27,11 @@ b929f70ab892f155eeead08c160ffc25 *src/kit.h
 a52426250b954a335b1121948e057ee7 *src/Makevars.in
 95e3011e37d9dde0d75f3a3819b2acd3 *src/Makevars.win
 b13fc207b052914c3d078eb5759cecce *src/nswitch.c
-26b7ca31f8c1b87e4d381c5a991daaae *src/psort.c
+0f3d02f6281d978ffb89098311aa0305 *src/psort.c
 1d70a2f6d6d5821039dd4ba0caab8a68 *src/psum.c
 2c6e521b15f59e489cf31a53c1530b60 *src/share.c
 ef9329d7e748c13b9526fca1788a1891 *src/topn.c
 2cde70cd4cbf783f0b01a9dd70c01ac9 *src/utils.c
-719ad7753149642df0dd7c0c38c57e28 *src/vswitch.c
+746bdc5ecf3683dbdf4bb740e593c9f7 *src/vswitch.c
 6af1b66c0c90f6809c960e2133c1b5e4 *tests/test_kit.R
 0dce9bd953fe40b1c8fae3d01a597e7c *tests/test_kit.Rout.save
diff --git a/inst/NEWS.Rd b/inst/NEWS.Rd
index e9bf293..1ccff58 100644
--- a/inst/NEWS.Rd
+++ b/inst/NEWS.Rd
@@ -4,7 +4,7 @@
 
 \newcommand{\CRANpkg}{\href{https://CRAN.R-project.org/package=#1}{\pkg{#1}}}
 
-\section{version 0.0.17 (2024-04-25)}{
+\section{version 0.0.17 (2024-05-03)}{
   \subsection{Bug Fixes}{
     \itemize{
       \item Fix \code{nswitch}. Thanks to Sebastian Krantz for raising an issue.
@@ -13,6 +13,8 @@
   \subsection{Notes}{
     \itemize{
       \item Update copyright date in c files
+
+      \item Fix note on CRAN regarding SETLENGTH
     }
   }
 }
diff --git a/src/dup.c b/src/dup.c
index d6c8ef2..f15eeb4 100644
--- a/src/dup.c
+++ b/src/dup.c
@@ -847,7 +847,8 @@ SEXP dupVecR(SEXP x, SEXP uniq, SEXP fromLast) {
         }
       }
       if (j != len) {
-        SETLENGTH(ans, j);
+        ans = Rf_xlengthgets(ans, j);
+        copyMostAttrib(x, ans);
       }
     }
     Free(count);
@@ -892,7 +893,8 @@ SEXP dupVecR(SEXP x, SEXP uniq, SEXP fromLast) {
         }
       }
       if (j != 3) {
-        SETLENGTH(ans, j);
+        ans = Rf_xlengthgets(ans, j);
+        copyMostAttrib(x, ans);
       }
     }
     Free(count);
diff --git a/src/psort.c b/src/psort.c
index e6083f4..a5a4804 100644
--- a/src/psort.c
+++ b/src/psort.c
@@ -452,7 +452,7 @@ SEXP cpsortR (SEXP x, SEXP decreasing, SEXP nthread, SEXP nalast, SEXP env, SEXP
         }
       }
       if (ct > 0) {
-        SETLENGTH(valSorted, nlen-ct);
+        valSorted = Rf_xlengthgets(valSorted, nlen-ct);
       }
     }
     UNPROTECT(2);
@@ -513,7 +513,7 @@ SEXP cpsortR (SEXP x, SEXP decreasing, SEXP nthread, SEXP nalast, SEXP env, SEXP
         }
       }
       if (ct > 0) {
-        SETLENGTH(ans, xlen-ct);
+        ans = Rf_xlengthgets(ans, xlen-ct);
       }
     }
   } else {*/
@@ -531,7 +531,10 @@ SEXP cpsortR (SEXP x, SEXP decreasing, SEXP nthread, SEXP nalast, SEXP env, SEXP
         }
       }
       if (ct > 0) {
-        SETLENGTH(ans, xlen-ct);
+        ans = Rf_xlengthgets(ans, xlen-ct);
+        if (!cindex) {
+          copyMostAttrib(x, ans);
+        }
       }
     }
   //}
@@ -610,7 +613,7 @@ SEXP charToFactR (SEXP x, SEXP decreasing, SEXP nthread, SEXP nalast, SEXP env,
   
   free(lookupTable);
   if (addNAv == 0) {
-    SETLENGTH(valSorted, LENGTH(valSorted)-1);
+    valSorted = Rf_xlengthgets(valSorted, LENGTH(valSorted)-1);
   }
   setAttrib(ans, R_LevelsSymbol, valSorted);
   SEXP classV = PROTECT(allocVector(STRSXP,1));