diff --git a/R_lib/CMakeLists.txt b/R_lib/CMakeLists.txt
index 46896d88e..24bab1690 100644
--- a/R_lib/CMakeLists.txt
+++ b/R_lib/CMakeLists.txt
@@ -1 +1 @@
-install(FILES kin_r_library.R parallel_r_library.R DESTINATION R_lib)
+install(FILES kin_r_library.R DESTINATION R_lib)
diff --git a/R_lib/parallel_r_library.R b/R_lib/parallel_r_library.R
deleted file mode 100644
index ecaecbcc5..000000000
--- a/R_lib/parallel_r_library.R
+++ /dev/null
@@ -1,58 +0,0 @@
-### Copyright (C) 2018-2021 Marco De Lucia (GFZ Potsdam)
-###
-### POET is free software; you can redistribute it and/or modify it under the
-### terms of the GNU General Public License as published by the Free Software
-### Foundation; either version 2 of the License, or (at your option) any later
-### version.
-###
-### POET is distributed in the hope that it will be useful, but WITHOUT ANY
-### WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
-### A PARTICULAR PURPOSE. See the GNU General Public License for more details.
-###
-### You should have received a copy of the GNU General Public License along with
-### this program; if not, write to the Free Software Foundation, Inc., 51
-### Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-
-distribute_work_packages <- function(len, package_size) 
-{
-    ## Check if work_package is a divisor of grid length and act
-    ## accordingly
-    if ((len %% package_size) == 0) {
-        n_packages <- len/package_size
-    } else {
-        n_packages <- floor(len/package_size) + 1
-    }
-
-    ids <- rep(1:n_packages, times=package_size, each = 1)[1:len]
-    return(ids)
-}
-
-compute_wp_sizes <- function(ids)
-{
-    as.integer(table(ids))
-}
-
-shuffle_field <- function(data, send_ord) 
-{
-    shf <- data[send_ord,]
-    return(shf)
-}
-
-unshuffle_field <- function(data, send_ord) 
-{
-    data[send_ord,] <- data
-    rownames(data) <- NULL
-    return(data)
-}
-
-stat_wp_sizes <- function(sizes)
-{
-    res <- as.data.frame(table(sizes))
-    if (nrow(res)>1) {
-        msgm("Chosen work_package_size is not a divisor of grid length. ")
-        colnames(res) <- c("Size", "N")
-        print(res)
-    } else {
-        msgm("All work packages of length ", sizes[1])
-    }
-}
diff --git a/app/poet.cpp b/app/poet.cpp
index c6c455143..0cd79ef75 100644
--- a/app/poet.cpp
+++ b/app/poet.cpp
@@ -66,10 +66,8 @@ int main(int argc, char *argv[]) {
 
   /*Loading Dependencies*/
   // TODO: kann raus
-  std::string r_load_dependencies = "suppressMessages(library(Rmufits));"
-                                    "suppressMessages(library(RedModRphree));"
-                                    "source('../R_lib/kin_r_library.R');"
-                                    "source('../R_lib/parallel_r_library.R');";
+  std::string r_load_dependencies = "suppressMessages(library(RedModRphree));"
+                                    "source('../R_lib/kin_r_library.R');";
   R.parseEvalQ(r_load_dependencies);
 
   SimParams params(world_rank, world_size);